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S0197-2456(98)00049-X
S0197-2456(98)00049-X
http://dx.doi.org/10.1016/S0197-2456(98)00049-X
Zelen randomization: attitudes of parents participating in a neonatal clinical trial.
P356
Q39474680-6430B3EC-99B9-45AC-8BD6-CE0633D7D4D5
P356
S0197-2456(98)00049-X
http://dx.doi.org/10.1016/S0197-2456(98)00049-X