The authors are grateful to all study participants and clinical and research staff. The authors especially thank Denise Adams, Oluwadamilola Akinyemi, Farihah Ali, Katrina Blommaert, Emma Garod, Nirupa Goel, Wendy Mauro-Allard, Kirsten Morin, Benita Okocha, Eve Poirier, Aïssata Sako, Geneviève St-Onge, José Trigo, Angela Wallace, and Amel Zertal for research and administrative assistance.