The American Economic Association's registry for randomized controlled trials
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869 Trials Found
C72, D31, D63, D81, D90, I00
E7, E31, E58, C93, C91
C91, D15, D84, D90, J22
D81, C91
C91, D14, E21.
C91
C91, C99, D90, D91, G21, G24, G29, G40, J16, O12, O16, O39, O57
Q40. D90, C90
D83 , D72
J16, J18,C91