Please refer to this study by its ClinicalTrials.gov identifier: NCT00096928
| Deep South Dermatology |
| Daphne, Alabama, United States, 36526 |
| Medical Affiliated Research Center, Inc. |
| Huntsville, Alabama, United States, 35801 |
| Ruth A. Yates, MD |
| Huntsville, Alabama, United States, 35801 |
| The Dermatology Center |
| Gadsden, Alabama, United States, 35901 |
| Total Skin and Beauty Dermatology Center |
| Birmingham, Alabama, United States, 35205 |
| Alliance Dermatology and MOHS |
| Phoenix, Arizona, United States, 85032 |
| SunValley Arthritis Center Ltd |
| Glendale, Arizona, United States, 85308-7100 |
| BGPDS Dermatology |
| Little Rock, Arkansas, United States, 72205 |
| Hull Dermatology, PA |
| Rogers, Arkansas, United States, 72758 |
| Associates In Research, Inc. |
| Fresno, California, United States, 93720 |
| Bakersfield Dermatology and Skin Cancer Medical Grp |
| Bakersfield, California, United States, 93309 |
| Skin Physicians and Surgeons Medical Group, Inc. |
| Upland, California, United States, 91786 |
| Delta Dermatology Medical Group |
| Inglewood, California, United States, 90301 |
| Dermatology Associates |
| Los Angeles, California, United States, 90045 |
| Dermatology Medical Group of Oxnard |
| Oxnard, California, United States, 93030 |
| East Bay Psoriasis Treatment Center |
| San Ramon, California, United States, 94583 |
| Elizabeth A. Abel, MD |
| Mountain View, California, United States, 94040 |
| Fairmont Dermatology Medical Associates, Inc |
| Lodi, California, United States, 95242 |
| Healthcare Partners Medical Group |
| Torrance, California, United States, 90503 |
| Kent Carson, MD |
| San Jose, California, United States, 95123 |
| Minarets Medical Group |
| Fresno, California, United States, 93711 |
| Clinical Research Specialists, Inc. |
| Santa Monica, California, United States, 90404 |
| T. Joseph Raoof, MD, Inc. |
| Encino, California, United States, 91436 |
| Centennial Cosmetic Surgery and Dermatology |
| Centennial, Colorado, United States, 80112 |
| Colorado Medical Research Center, Inc. |
| Denver, Colorado, United States, 80210 |
| Meridian Skin Cancer Center |
| Englewood, Colorado, United States, 80112 |
| Northern Colorado Allergy and Asthma Clinic |
| Greeley, Colorado, United States, 80634 |
| Dermatology Associates Of Western Connecticut |
| Danbury, Connecticut, United States, 06810 |
| George Washington University Medical Center |
| Washington, District of Columbia, United States, 20037 |
| Aventura Medical Research Inc |
| Aventura, Florida, United States, 33180 |
| Brent M Schillinger, MD, PA |
| Boca Raton, Florida, United States, 33433 |
| Central Florida Dermatology Associates, Inc. |
| Orlando, Florida, United States, 32806 |
| Clinical Research of Tampa Bay, Inc. |
| Spring Hill, Florida, United States, 34609 |
| Coastal Dermatology |
| Jacksonville, Florida, United States, 32246 |
| David Hecker, MD |
| Boca Raton, Florida, United States, 33496 |
| Dermatology Associates and Research |
| Coral Gables, Florida, United States, 33134 |
| Dermatology Consultants of Broward |
| Pembroke Pines, Florida, United States, 33028 |
| Dermatology Research by Dr. Gary L. Heller |
| Pinellas Park, Florida, United States, 33781 |
| Genesis Dermatology |
| Jupiter, Florida, United States, 33458 |
| North Florida Dermatology Associates, PA |
| Jacksonville, Florida, United States, 32204 |
| Park Avenue Dermatology |
| Orange Park, Florida, United States, 32073 |
| Stephen N Horwitz, MD, PA |
| Aventura, Florida, United States, 33180 |
| The Dermatology and Aesthetic Center |
| Boca Raton, Florida, United States, 33486 |
| University of Miami Dept. of Dermatology and Cutaneous Surgery |
| Miami, Florida, United States, 33136 |
| Atlanta Dermatology, Vein, and Research Center, LLC |
| Alpharetta, Georgia, United States, 30005 |
| Dermatologic Surgery Specialists, Inc. |
| Macon, Georgia, United States, 31217 |
| Dermatology Specialists of West Georgia |
| Carrollton, Georgia, United States, 30117 |
| East Metro Dermatology |
| Conyers, Georgia, United States, 30012 |
| Emory University |
| Atlanta, Georgia, United States, 30322 |
| Gwinnett Clinical Research Center Inc. |
| Snellville, Georgia, United States, 30078 |
| Northwest Georgia Dermatology |
| Rome, Georgia, United States, 30165 |
| Toccoa Clinic Medical Associates |
| Toccoa, Georgia, United States, 30577 |
| Queens Medical Center |
| Honolulu, Hawaii, United States, 96813 |
| Alan Olmstead, MD |
| Twin Falls, Idaho, United States, 83301 |
| Advanced Dermatology |
| Lincolnshire, Illinois, United States, 60069 |
| Christie Clinic |
| Champaign, Illinois, United States, 61820 |
| Danilo V. Del Campo |
| Chicago, Illinois, United States, 60641 |
| Fox Valley Dermatology LTD |
| Aurora, Illinois, United States, 60502 |
| Northwestern University |
| Chicago, Illinois, United States, 60611 |
| Schaumburg Dermatology |
| Schaumburg, Illinois, United States, 60194 |
| Skin Care Center Of Southern Illinois |
| Mt Vernon, Illinois, United States, 62864 |
| Dawes Fretzin Clinical Research Group, LLC |
| Indianapolis, Indiana, United States, 46256 |
| Dawes Fretzin Clinical Research Group, LLC |
| Indianapolis, Indiana, United States, 46256 |
| The Dermatology Center of Indiana |
| Plainfield, Indiana, United States, 46168 |
| Dermatology Center of Northwest Indiana |
| Crown Point, Indiana, United States, 46307 |
| Investigators Research Group |
| Indianapolis, Indiana, United States, 46254 |
| Randall Dermatology, PC |
| West Lafayette, Indiana, United States, 47906 |
| Dermatology Associates, PC |
| Indianapolis, Indiana, United States, 46240 |
| The Dermatology Center PSC |
| New Albany, Indiana, United States, 47150 |
| Three Rivers Dermatology |
| Ft. Wayne, Indiana, United States, 46804 |
| University of Iowa Health Care |
| Iowa City, Iowa, United States, 52242 |
| Kansas City Dermatology, PA |
| Overland Park, Kansas, United States, 66215 |
| Kansas Medical Clinic |
| Topeka, Kansas, United States, 66614 |
| Derm Research, PLLC |
| Louisville, Kentucky, United States, 40217 |
| Graves Gilbert Clinic |
| Bowling Green, Kentucky, United States, 42101 |
| Dermatology and Advanced Aesthetics |
| Lake Charles, Louisiana, United States, 70601 |
| Highland Clinic, APMC |
| Shreveport, Louisiana, United States, 71105 |
| Louisiana Dermatology Associates |
| Baton Rouge, Louisiana, United States, 70806 |
| Callender Skin and Laser Center |
| Mitchellville, Maryland, United States, 20721 |
| Washington Dermatology Center |
| Bethesda, Maryland, United States, 20814 |
| Brigham and Womens' Hospital |
| Boston, Massachusetts, United States, 02115 |
| Dermatology Associates |
| Norwood, Massachusetts, United States, 02062 |
| Skin Care Physicians of Chestnut Hill |
| Chestnut Hill, Massachusetts, United States, 02467 |
| Worcester Dermatology |
| Worcester, Massachusetts, United States, 01608 |
| David Fivenson, MD Dermatology, PLLC |
| Ann Arbor, Michigan, United States, 48103 |
| Great Lakes Research Group, Inc. |
| Bay City, Michigan, United States, 48706 |
| M. Siegel, MD PC |
| Waterford, Michigan, United States, 48328-3735 |
| Psoriasis and Eczema Treatment Center of Western Michigan PLLC |
| Grand Rapids, Michigan, United States, 49503 |
| Somerset Skin Centre |
| Troy, Michigan, United States, 48084 |
| Central Dermatology, PC |
| St. Louis, Missouri, United States, 63117 |
| Jacquelyn B. Garrett |
| St. Louis, Missouri, United States, 63136 |
| Karen E Forsman, MD Dermatology LLC |
| St. Louis, Missouri, United States, 63141 |
| Lloyd J. Cleaver, DO, LLC |
| Kirksville, Missouri, United States, 63501 |
| Saint Louis University |
| St. Louis, Missouri, United States, 63104 |
| South Lincoln Dermatology |
| Lincoln, Nebraska, United States, 68502 |
| Nevada Center For Dermatology, Ltd |
| Reno, Nevada, United States, 89511 |
| Skin Cancer and Dermatology Institute |
| Reno, Nevada, United States, 89511 |
| Woodson Dermatology |
| Las Vegas, Nevada, United States, 89128 |
| Dartmouth-Hitchcock Medical Center |
| Lebanon, New Hampshire, United States, 03756 |
| Nashua Dermatology |
| Nashua, New Hampshire, United States, 03062 |
| Nashua Dermatology Associates |
| Nashua, New Hampshire, United States, 03062 |
| Associates In Dermatology Research |
| Rutherford, New Jersey, United States, 07070 |
| Belleville Dermatology Ctr, PA |
| Belleville, New Jersey, United States, 07109 |
| Hudson Dermatology and Skin Cancer Center |
| Hoboken, New Jersey, United States, 07030 |
| Karen S. Harkaway, MD, LLC |
| Delran, New Jersey, United States, 08075 |
| Linda Susan Marcus, MD, FAAD |
| Wyckoff, New Jersey, United States, 07481 |
| Windsor Dermatology |
| East Windsor, New Jersey, United States, 08520 |
| Arthritis Health Associates |
| Syracuse, New York, United States, 13210 |
| Atlantic Dermatologic Associates, LLP |
| Lynbrook, New York, United States, 11563 |
| Helendale Dermatology and Medical Spa |
| Rochester, New York, United States, 14609 |
| Dermatology Associates |
| Staten Island, New York, United States, 10314 |
| DermResearchCenter of New York, Inc |
| Stony Brook, New York, United States, 11790 |
| DiGiovanna Family Care Center |
| North Massapequa, New York, United States, 11758 |
| Buffalo Medical Group, PC |
| Williamsville, New York, United States, 14221 |
| Jeffrey Schachne, MD |
| Jefferson Valley, New York, United States, 10535 |
| Skin Search and Dermatology Associates of Rochester |
| Rochester, New York, United States, 14623 |
| South Nassau Dermatology, P.C. |
| Oceanside, New York, United States, 11572 |
| The Center for Dermatology at Lifetime Health |
| Rochester, New York, United States, 14623 |
| The Dermatology Center |
| Bayside, New York, United States, 11360 |
| Thomas O. McMeekin MD, PC |
| Rochester, New York, United States, 14623 |
| Wilmington Health Associates |
| Wilmington, North Carolina, United States, 28401 |
| Atlantic Dermatology Associates PA |
| Wilmington, North Carolina, United States, 28401 |
| Dermatology and Skin Cancer Center |
| Raleigh, North Carolina, United States, 27607 |
| Duke University Medical Center |
| Durham, North Carolina, United States, 27710 |
| Mid-Charlotte Dermatology and Research PLLC |
| Charlotte, North Carolina, United States, 28211 |
| Andrus and Associates Dermatology, P.A. |
| Raleigh, North Carolina, United States, 27609 |
| Wells Institute for Health Awareness |
| Kettering, Ohio, United States, 45429 |
| DataPharm, Inc |
| Warren, Ohio, United States, 44483 |
| DataPharm, Inc. |
| Canfield, Ohio, United States, 44406 |
| Hudson Dermatology |
| Hudson, Ohio, United States, 44236 |
| Jan Fu, MD and PhD |
| Mason, Ohio, United States, 45040 |
| Judith Andreano MD, Inc. |
| Strongsville, Ohio, United States, 44136 |
| Smith Clinic |
| Marion, Ohio, United States, 43302 |
| The Cleveland Clinical Foundation |
| Cleveland, Ohio, United States, 44195 |
| University Dermatology Consultants, Inc. |
| Cincinnati, Ohio, United States, 45242 |
| University Hospitals Cleveland |
| Cleveland, Ohio, United States, 44106 |
| Curtis W. Hawkins, MD |
| Akron, Ohio, United States, 44313 |
| Wright State University |
| Dayton, Ohio, United States, 45408 |
| Sooner Palmer Circle |
| Norman, Oklahoma, United States, 73069 |
| Northwest Cutaneous Research Specialists |
| Portland, Oregon, United States, 97210 |
| Altoona Center For Clinical Research |
| Duncansville, Pennsylvania, United States, 16635 |
| Atlantic Skin and Cosmetic Surgery Group, PC |
| Malvern, Pennsylvania, United States, 19355 |
| Dermatology Associates Of Plymouth Meeting |
| Plymouth Meeting, Pennsylvania, United States, 19462 |
| East Penn. Dermatology |
| North Wales, Pennsylvania, United States, 19454 |
| Jan K. Brydon, MD |
| Erie, Pennsylvania, United States, 16507 |
| Clinical Partners, LLC |
| Johnston, Rhode Island, United States, 02919 |
| Advanced Dermatology and Laser Center |
| Greenville, South Carolina, United States, 29615 |
| Dermatology and Laser Center of Charleston, PA |
| Charleston, South Carolina, United States, 29414 |
| Dermatology Associates of the Low Country |
| Beaufort, South Carolina, United States, 29907 |
| Dr. Marta Hampton |
| Charleston, South Carolina, United States, 29407 |
| Germain Dermatology Associates |
| Mt Pleasant, South Carolina, United States, 29464 |
| Southeastern Research Associates, Inc. |
| Taylors, South Carolina, United States, 29687 |
| The Hillcrest Dermatology Center |
| Orangeburg, South Carolina, United States, 29118 |
| Dakota Dermatology, LTD |
| Sioux Falls, South Dakota, United States, 57108 |
| Advanced Skin and Laser Center |
| Brentwood, Tennessee, United States, 37027 |
| Murfreesboro Dermatology Clinic |
| Murfreesboro, Tennessee, United States, 37129 |
| Dermatology Associates Of Knoxville |
| Knoxville, Tennessee, United States, 37917 |
| Dermatology Research Associates Inc. |
| Nashville, Tennessee, United States, 37203 |
| James E. Turner, MD, PhD, PC |
| Bartlett, Tennessee, United States, 38134 |
| Dermatology Associates of Kingsport, PC |
| Kingsport, Tennessee, United States, 37660 |
| Rivergate Dermatology |
| Goodlettsville, Tennessee, United States, 37072 |
| Tennessee Clinical Research Center |
| Nashville, Tennessee, United States, 37215 |
| The Skin Wellness Center, P.C. |
| Knoxville, Tennessee, United States, 37922 |
| Vanderbilt University Medical Center |
| Nashville, Tennessee, United States, 37232-2600 |
| Baylor Research Institute |
| Dallas, Texas, United States, 75246-1613 |
| Dermatology Associates of San Antonio |
| San Antonio, Texas, United States, 78258 |
| Dermatology Clinical Research Center of San Antonio |
| San Antonio, Texas, United States, 78229 |
| Texas Familicare Clinical Research |
| Colleyville, Texas, United States, 76034 |
| West Houston Dermatology, PA |
| Houston, Texas, United States, 77082 |
| Rocky Mountain Dermatology |
| Logan, Utah, United States, 84341 |
| Fletcher Allen Health Care |
| Burlington, Vermont, United States, 05401 |
| Dermatology Associates, Inc. |
| Winchester, Virginia, United States, 22601 |
| Education and Research Foundation |
| Lynchburg, Virginia, United States, 24501 |
| Skin and Laser Surgery Center PC |
| Tysons Corner, Virginia, United States, 22182 |
| Virginia Beach Dermatology Associates |
| Virginia Beach, Virginia, United States, 23464 |
| Virginia Clinical Research |
| Norfolk, Virginia, United States, 23507 |
| Dermatology and Laser Center NW |
| Bellingham, Washington, United States, 98225 |
| Dermatology Associates, PLLC |
| Seattle, Washington, United States, 98101 |
| Eastern Washington Dermatology |
| Dayton, Washington, United States, 99328 |
| Northwest Dermatology |
| Spokane, Washington, United States, 99218 |
| Spokane Dermatology Clinic |
| Spokane, Washington, United States, 99204 |
| Aylesworth Dermatology, SC |
| Rhinelander, Wisconsin, United States, 54501 |
| Great Lakes Dermatology- Racine |
| Racine, Wisconsin, United States, 53406 |