Study Protocol

A Prospective Cohort Study to Assess Obstructive Respiratory Disease Phenotypes and Endotypes in Japan: The TRAIT Study Design

Hizawa N, Fukunaga K, Sugiura H, Nakano Y, Kato M, Sugiyama Y, Hanazawa T, Kaise T, Tal-Singer R, Jones PW, Barnes N, Compton C, Ishii T

International Journal of Chronic Obstructive Pulmonary Disease 2021, 16:1813-1822

Published Date: 18 June 2021