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10868 Studies found for: Placebo AND once
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Map Legend
Region Name Number of Studies
World [map] 10,868
Pacifica 864
Australia 818 [studies]
Australian Capital Territory 45 [studies]
New South Wales 431 [studies]
Northern Territory 2 [studies]
Queensland 299 [studies]
South Australia 255 [studies]
Tasmania 54 [studies]
Victoria 451 [studies]
Western Australia 230 [studies]
New Caledonia 1 [studies]
New Zealand 266 [studies]

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