Vaginal-spray Bacillus spore probiotics as a potential treatment and reducing recurrence of bacterial vaginosis: randomized, double-blind, and controlled pilot study. - Bui HT; Bui ATP; Ngo HT; Ngo XT; Nguyen HT; Nguyen AH; Tran VC; Pham TD; Nguyen ATV (Communications medicine, 2025)