Effectiveness and acceptability of progestogens in combined oral contraceptives – a systematic review
Regina Kulier, Frans M Helmerhorst, Nandita Maitra, A Metin GülmezogluТом:
1
Мова:
english
DOI:
10.1186/1742-4755-1-1
Date:
December, 2004
Файл:
PDF, 254 KB
english, 2004