title: Problems involved in including women with simple hysterectomy in epidemiologic studies measuring the effects of hormone replacement therapy on breast cancer risk.
authors.affiliation: Department of Preventive Medicine, USC/Norris Comprehensive Cancer Center, University of Southern California School of Medicine, Los Angeles, USA.
authors.forename: M C
authors.initials: MC
authors.lastname: Pike
authors.forename: R K
authors.initials: RK
authors.lastname: Ross
authors.forename: D V
authors.initials: DV
authors.lastname: Spicer
mesh_terms: D000328:Adult; D000367:Age Factors; D000368:Aged; D000375:Aging / Q000502:physiology; D001943:Breast Neoplasms / Q000139:chemically induced / Q000453:epidemiology*; D015986:Confounding Factors, Epidemiologic; D004812:Epidemiologic Methods; D015914:Estrogen Replacement Therapy / Q000009:adverse effects*; D005260:Female; D006801:Humans; D007044:Hysterectomy; D008593:Menopause; D008875:Middle Aged; D012306:Risk