title: Commentary: Early insights about genetics and sex differences from 1968.
authors: Division of Epidemiology, Department of Family Medicine and Public Health, University of California, San Diego, La Jolla, CA, USA. ebarrettconnor@ucsd.edu.
authors: Elizabeth
authors: E
authors: Barrett-Connor
mesh_terms: D005823:Genetics; D006801:Humans; D012727:Sex Characteristics; D012737:Sex Factors