| Literature DB >> 6733650 |
Abstract
Keywords: Americas; Breast Feeding--changes; Canada; Demographic Factors; Developed Countries; Developing Countries; Economic Factors; Educational Status; Family Planning; Family Planning, Behavioral Methods; Follow-up Studies; Health; Infant Nutrition--changes; Lactation, Prolonged; Maternal Age; North America; Northern America; Nutrition; Occupational Status; Population; Population Dynamics; Research Methodology; Research Report; Socioeconomic Factors; Studies; Supplementary Feeding; Time Factors; Weaning
Mesh：
Year: 1984 PMID： 6733650
Source DB: PubMed Journal: Can J Public Health ISSN： 0008-4263