Soluble Programmed Death-1 as a Biomarker of Severity and Progression in Nodular-bronchiectatic Nontuberculous Mycobacterial Pulmonary Disease: A Multicountry Validation Cohort Study. - Pan SW; Furuuchi K; Chen YC; Kuo YW; Feng JY; Shu CC; Morimoto K; Yim JJ (Archivos de bronconeumologia, 2026)