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Prerandomization drug withdrawal-yield and process: The SHEP trial
SHEP Cooperative Group, Jacqueline Smith, Jan Davey, Nora Cosgrove, Judy Jensen, Deanne UngerVolume:
11
Year:
1990
Language:
english
DOI:
10.1016/0197-2456(90)90048-7
File:
PDF, 66 KB
english, 1990