title: Breast cancer among women in their forties: toward a reasonable research agenda.
authors.forename: R
authors.initials: R
authors.lastname: Harris
mesh_terms: D000328:Adult; D001943:Breast Neoplasms / Q000517:prevention & control*; D005260:Female; D006801:Humans; D008327:Mammography; D008875:Middle Aged; D016032:Randomized Controlled Trials as Topic; D012107:Research Design