| Literature DB >> 3955285 |
Abstract
The natural menstrual cycle can influence the development of some cancers. Combined oral contraceptives, which replace normal hormonal fluctuations with steadier levels of artificial sex hormones, appear to protect against cancers of the endometrium and ovary, but their effect on carcinomas of the breast and cervix remains uncertain.Entities:
Keywords: Biology; Breast Cancer--etiology; Cancer; Cervical Cancer--etiology; Contraception; Contraceptive Agents; Contraceptive Agents, Female; Contraceptive Methods--side effects; Demographic Factors; Diseases; Endocrine System; Endometrial Cancer--etiology; England; Europe; Family Planning; Hormones; Incidence; Measurement; Menstrual Cycle; Menstruation; Mortality; Neoplasms; Northern Europe; Oral Contraceptives, Combined--side effects; Oral Contraceptives--side effects; Ovarian Cancer--etiology; Physiology; Population; Population At Risk; Population Dynamics; Reproduction; Reproductive Control Agents; Research Methodology; United Kingdom; Wales
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Year: 1986 PMID： 3955285
Source DB: PubMed Journal: Br J Hosp Med ISSN： 0007-1064