Infant growth and health outcomes associated with 3 compared with 6 mo of exclusive breastfeeding - Michael S. Kramer; Tong Guo; Robert W. Platt; Zinaida Sevkovskaya; Irina Dzikovich; Jean‐Paul Collet; Stanley H. Shapiro; Beverley Chalmers; Ellen Hodnett; Irina Vanilovich; I Mezen; Thiérry Ducruet; et al. (2003)