| Literature DB >> 3878596 |
Abstract
Keywords: Acceptor Characteristics; Acceptors; Age Factors; Americas; Biology; Blacks; Breast Feeding; Cohort Analysis; Data Analysis; Developed Countries; Developing Countries; Economic Factors; Educational Status; Ethnic Groups; Family Planning; Family Planning Programs; Family Planning, Behavioral Methods; Geographic Factors; Health; Infant Nutrition--changes; Lactation; Lactation, Prolonged; Maternal Age; Maternal Physiology; Multiple Classification Analysis; Multivariate Analysis; Nonacceptor Characteristics; Nonacceptors; North America; Northern America; Nutrition; Physiology; Research Methodology; Research Report; Residence Characteristics; Sampling Studies; Socioeconomic Factors; Socioeconomic Status; Statistical Studies; Studies; Surveys; Time Factors; United States; Whites
Mesh：
Year: 1985 PMID： 3878596 DOI： 10.1080/19485565.1985.9988590
Source DB: PubMed Journal: Soc Biol ISSN： 0037-766X