1. Current contraceptive use in the United States, 2006-2010, and changes in patterns of use since 1995;Jones;Natl Health Stat Rep,2012
2. Contraceptive methods women have ever used: United States, 1982-2010;Daniels;Natl Health Stat Rep,2013
3. Preferred frequency and characteristics of menstrual bleeding in relation to reproductive status, oral contraceptive use, and hormone replacement therapy use;den Tonkelaar;Contraception,1999
4. Acceptability of contraceptive-induced amenorrhea in a racially diverse group of US women;Edelman;Contraception,2007
5. Work loss associated with increased menstrual loss in the United States;Cote;Obstet Gynecol,2002