A single etiological hypothesis for breast cancer?
D000368:Aged; D001942:Breast Feeding; D001943:Breast Neoplasms / Q000209:etiology*; D002273:Carcinogens; D003237:Connecticut; D005260:Female; D006801:Humans; D007223:Infant; D007227:Infant Nutritional Physiological Phenomena; D007774:Lactation; D008593:Menopause; D008875:Middle Aged; D010298:Parity; D011247:Pregnancy; D012189:Retrospective Studies; D014780:Viruses
D002273:Carcinogens