15697 studies found for:    "Immunologic Factors"
15697 studies found, shown on map.
A similar map is available for all studies in ClinicalTrials.gov
Click on the map below to show a more detailed map (when available) or search for studies (when map not available).
Map Legend
Region Name   Number of Studies
World 15697  
Africa   [map]   338  
Central America   [map]   329  
East Asia   [map]   1627  
Japan 372   [studies]
Europe   [map]   4533  
Middle East   [map]   610  
North America 9104  
Canada   [map]   1320   [studies]
Mexico 316   [studies]
United States   [map]   8701   [studies]
North Asia   [map]   506  
Pacifica   [map]   751  
South America   [map]   618  
South Asia   [map]   229  
Southeast Asia   [map]   321  
Hints:

Click on a [map] link to show a map of that region.

Click on a [studies] link to search within your current results for studies in that region. Use the back button to return to this list and try another region.

Studies with no locations are not included in the counts or on the map.

Studies with multiple locations are included in each region containing locations.