| Literature DB >> 12255527 |
Abstract
Entities:
Keywords: Age Factors; Biology; Birth Intervals; Delivery Of Health Care; Demographic Factors; Developed Countries; Economic Factors; Europe; Fertility; Fertility Measurements; Health; Health Services; Lactation--side effects; Maternal Age; Maternal Health Services; Maternal Physiology; Maternal-child Health Services; Northern Europe; Parental Age; Physiology; Population; Population Characteristics; Population Dynamics; Primary Health Care; Research Methodology; Sampling Studies; Socioeconomic Factors; Socioeconomic Status; Studies; Surveys; United Kingdom; Western Europe
Mesh：
Year: 1950 PMID： 12255527
Source DB: PubMed Journal: J Obstet Gynaecol Br Emp ISSN： 0307-1871