The American Economic Association's registry for randomized controlled trials
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872 Trials Found
O13, Q12, Q16, C93, D83.
O12, O13, Q12, D22, M13, C81, C83, C93, D50
I3, J1, O12
K4, J24, I3
I28 and O15
C93, I21, I25, J13, O12, O15
O12, O13, O15, Q01
O15, O12, I15, J13, J24
D13, I38, J13
I12, I18