[In search of lost evidence. Proposals for increasing the transparency of clinical trials].
Urrutia
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Centro Cochrane Español, Fundación Parc Taulí, Barcelona.
Bonfill
X
X
Martí
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J
D002986:Clinical Trials as Topic / Q000331:legislation & jurisprudence / Q000379:methods / Q000592:standards*; D017041:Ethics Committees; D019317:Evidence-Based Medicine / Q000331:legislation & jurisprudence / Q000379:methods / Q000592:standards*; D006801:Humans; D007391:International Cooperation; D011050:Policy Making; D011643:Publishing; D012106:Research