Obstetrics and Gynaecology (East Africa)
More than 40 years ago, the development of contraceptive vaginal rings began, based on the fact that the vaginal epithelium can absorb steroid hormones and the capacity of elastomers to release these hormones at almost constant rates. The growing interest in woman-controlled contraceptive methods has supported and accelerated the process.
Lancet Glob Health
(2019). A new woman-controlled contraceptive vaginal ring: a global step forward. Lancet Glob Health, 7(8), e986-e987.
Available at: https://ecommons.aku.edu/eastafrica_fhs_mc_obstet_gynaecol/225