Patterns of cesarean birth among women living with HIV in Ontario: A cross-sectional, population-level study. - Shoemaker ES; Saiyin T; Smith S; Loutfy M; Darling L; Walker M; Hawken S; Begum J; Bibeau C; Bertozzi B; Fraleigh A; Kwaramba G; et al. (Birth (Berkeley, Calif.), 2021)