Egarter, C., Frey Tirri, B., Bitzer, J., Kaminskyy, V., Oddens, B. J., Prilepskaya, V., . . . Weyers, S. (2013). Women’s perceptions and reasons for choosing the pill, patch, or ring in the CHOICE study: A cross-sectional survey of contraceptive method selection after counseling. BioMed Central.

Egarter, Christian, Brigitte Frey Tirri, Johannes Bitzer, Vyacheslav Kaminskyy, Björn J. Oddens, Vera Prilepskaya, Arie Yeshaya, Maya Marintcheva-Petrova, i Steven Weyers. Women’s Perceptions and Reasons for Choosing the Pill, Patch, or Ring in the CHOICE Study: A Cross-sectional Survey of Contraceptive Method Selection After Counseling. BioMed Central, 2013.

Egarter, Christian, et al. Women’s Perceptions and Reasons for Choosing the Pill, Patch, or Ring in the CHOICE Study: A Cross-sectional Survey of Contraceptive Method Selection After Counseling. BioMed Central, 2013.