Contraception : Issues and Answers
避孕的爭議與解答
See the progress made in the past three decades including new oral and injectable contraceptives, and how requires birth control methods to do double duty and offer protection from sexually transmitted diseases as well .
看過去三十年來,口服及注射用避孕藥有什麼樣的進步,以及為何需要利用避孕方式,並可同時兼顧預防性病。