| Literature DB >> 3793421 |
Abstract
Entities:
Keywords: Age Factors; Biological Characteristics; Biology; Demographic Factors; Developed Countries; Economic Factors; Europe; Geographic Factors; Ireland; Menarche; Menstruation; Northern Europe; Population; Population Characteristics; Reproduction; Research Report; Residence Characteristics; Rural Population; Social Class; Socioeconomic Factors; Socioeconomic Status; Spatial Distribution; Urban Population
Mesh：
Year: 1986 PMID： 3793421
Source DB: PubMed Journal: Ir Med J ISSN： 0332-3102