TY - BOOK ED - World Health Organizaton ED - WHO Collaborative Study on Breast-feeding. TI - Contemporary patterns of breast-feeding: report on the WHO Collaborative Study on Breast-feeding PY - 1981/// CY - Geneva PB - WHO KW - Developing countries KW - Infants KW - Nutrition KW - Infants formulas KW - Developing countries KW - Nutrition policy ER -