| Literature DB >> 3944143 |
M F Elias, J Teas, J Johnston, C Bora.
Abstract
Entities:
Keywords: Americas; Behavior; Biology; Breast Feeding; Comparative Studies; Contraception; Demographic Factors; Developed Countries; Developing Countries; Diseases; Family Planning; Family Planning, Behavioral Methods; Health; Infant Nutrition; Lactation; Lactation, Prolonged; Maternal Age; Maternal Nutrition; Maternal Physiology; Middle Income Population; North America; Northern America; Nutrition; Physiology; Population; Population Dynamics; Postpartum Amenorrhea; Prospective Studies; Puerperal Disorders; Puerperium; Reproduction; Research Methodology; Research Report; Social Class; Socioeconomic Status; Studies; Supplementary Feeding; Time Factors; United States
Mesh：
Year: 1986 PMID： 3944143 DOI： 10.1017/s0021932000006441
Source DB: PubMed Journal: J Biosoc Sci ISSN： 0021-9320