Source:http://linkedlifedata.com/resource/umls/id/C0009886
MSH: Devices that diminish the likelihood of or prevent conception. (From Dorland, 28th ed),CSP: non-pharmacological method to diminish the likelihood of or to prevent conception.,NCI: A device designed to prevent conception through local or systemic effect, such as a barrier contraceptive, an intrauterine device, or a means of preventing ovulation (e.g., birth control pill).