Feasibility, safety and tolerability of estrogen and/or probiotics for improving vaginal health in Canadian African, Caribbean, and Black women: A pilot phase 1 clinical trial - Biban Gill; Jocelyn M. Wessels; Christina L. Hayes; Jenna Ratcliffe; Junic Wokuri; Elizabeth Ball; Gregor Reid; Rupert Kaul; Jesleen Rana; Muna Alkhaifi; Wangari Tharao; Fiona Smaill; et al. (PLoS ONE, 2025)