Loading metrics Open Access Peer-reviewed Research Article Citation: Lee TY, Petkau J, Johnson KM, Turvey SE, Adibi A, Subbarao P, et al. (2026) Development of an asthma policy model for Canada: Lifetime Exposures and Asthma outcomes Projection. PLoS One 21(5): e0348878. https://doi.org/10.1371/journal.pone.0348878 Editor: Tsai-Ching Hsu, Chung Shan Medical University, TAIWAN Received: October 28, 2025; Accepted: April 22, 2026; Published: May 13, 2026 Copyright: © 2026 Lee et al.