A randomized trial of cardiovascular risk factor reduction: patterns of attrition after randomization and during follow-up.

Autor: McCann, Theresa J., Criqui, Michael H., Kashani, Iraj A., Sallis, James F., Calfas, Karen J., Langer, Robert D., Rupp, Joan W.
Zdroj: Journal of Cardiovascular Risk; Feb1997, Vol. 4 Issue 1, p42-46, 5p
Databáze: Complementary Index