| Literature DB >> 4412246 |
Abstract
Entities:
Keywords: Age Factors; Americas; Breast Cancer; Canada; Cancer; Comparative Studies; Demographic Factors; Developed Countries; Diseases; Menarche; Menopause; Neoplasms; North America; Northern America; Oral Contraceptives; Population; Population Characteristics; Reproduction; Research Methodology; Studies
Mesh:
Substances:
Year: 1974 PMID: 4412246 DOI: 10.1093/jnci/53.3.647
Source DB: PubMed Journal: J Natl Cancer Inst ISSN: 0027-8874 Impact factor: 13.506