Motivational interviewing and air cleaners for smokers with COPD (MOVE): a randomized, double-blind, placebo-controlled trial. - Hansel NN; Putcha N; Woo H; Fawzy A; Belz D; Lorizio W; Lauver M; Rule AM; Eakin MN; Koehler K (American journal of respiratory and critical care medicine, 2026)