The American Economic Association's registry for randomized controlled trials
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941 Trials Found
D03, I20, I21, O12, C93
C91, C92, D03, Z13
C92, D44, I22, I28
J15, C92, C93
C35; C91; D74
C72, C73, D81, D83
D81, I12
C91
C92, D62, H41