Original Research

Exacerbations of Chronic Obstructive Pulmonary Disease Tool to assess the efficacy of acute treatment

Choi HS, Park YB, Shin KC, Jang SH, Choe KH, Kim YS, Kyung SY, Yoon SH, Kim JS, Jung SS

International Journal of Chronic Obstructive Pulmonary Disease 2019, 14:471-478

Published Date: 25 February 2019