Use of simulated vaginal and menstrual fluids to model in vivo discolouration of silicone elastomer vaginal rings

McCoy CF, Spence P, Bashi YHD, Murphy DJ, Boyd P, Dangi B, Derrick T, Devlin B, Kleinbeck K, Malcolm RK. Int J Pharm X. 2021 May 1;3:100081. eCollection 2021 Dec.