| Authors: |
Upadhyay UD; Advancing New Standards in Reproductive Health, Department of Obstetrics, Gynecology, and Reproductive Sciences, University of California, San Francisco, Oakland, CA, United States. Electronic address: ushma.upadhyay@ucsf.edu., Sietstra C; Period Pills Project, Emeryville, CA, United States., Koenig LR; Advancing New Standards in Reproductive Health, Department of Obstetrics, Gynecology, and Reproductive Sciences, University of California, San Francisco, Oakland, CA, United States., Ko J; Advancing New Standards in Reproductive Health, Department of Obstetrics, Gynecology, and Reproductive Sciences, University of California, San Francisco, Oakland, CA, United States., Biggs MA; Advancing New Standards in Reproductive Health, Department of Obstetrics, Gynecology, and Reproductive Sciences, University of California, San Francisco, Oakland, CA, United States. |
