Source:http://linkedlifedata.com/resource/umls/id/C0700589
MSH: Prevention of CONCEPTION by blocking fertility temporarily, or permanently (STERILIZATION, REPRODUCTIVE). Common means of reversible contraception include NATURAL FAMILY PLANNING METHODS; CONTRACEPTIVE AGENTS; or CONTRACEPTIVE DEVICES.,MEDLINEPLUS: <p>Birth control, also known as contraception, is designed to prevent pregnancy. Birth control methods may work in a number of different ways. These include</p><ul><li>Preventing sperm from getting to the eggs - condoms, diaphragms and intrauterine devices (IUDs) work this way </li><li>Keeping the woman's ovaries from releasing eggs that could be fertilized - birth control pills work this way</li><li>Sterilization, which permanently prevents a <a href='http://www.nlm.nih.gov/medlineplus/tuballigation.html'>woman</a> from getting pregnant or a <a href='http://www.nlm.nih.gov/medlineplus/vasectomy.html'>man</a> from being able to get a woman pregnant </li></ul><p>Your choice of birth control should depend on several factors. These include your health, frequency