The American Economic Association's registry for randomized controlled trials
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408 Trials Found
C90
C91, D81, G12, G20, G41
C90 D04 D31 Q18
C21, C90, C92, D64, D91, I00, I12.
C92, D91, D81
D12, D80, H23
C90, D83, D91, P16
C93; D12; O13; Q10
D12, L94, Q41, Q48
D12; D83; J16; O12