The American Economic Association's registry for randomized controlled trials
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221 Trials Found
C92, D85, D91, Z13.
E31, E52
C92, D82, D83
C72; C92
D83, D82, C92
D83, E31,E52, E71, Q54, H23
C92 C78 I20
E10; E42; G18; G21; G28
E52, E62, E70