| Literature DB >> 6841381 |
Abstract
Keywords: Age Factors; Behavior; Educational Status; Menstruation; Reproduction; Research Report; Sex Behavior; United States
Mesh：
Year: 1983 PMID： 6841381 DOI： 10.1017/s0021932000014462
Source DB: PubMed Journal: J Biosoc Sci ISSN： 0021-9320