Effects of Pulmonary Hypertension on Exercise Capacity in Patients With Chronic Obstructive Pulmonary Disease Isabel Blanco, Beatriz Valeiro, Rodrigo Torres-Castro, Anael Barberán-García, Yolanda Torralba, Jorge Moisés, Laura Sebastián, Jeisson Osorio, José Rios, Elena Gimeno-Santos, Josep Roca, Joan A. Barberà

Gas Exchange and Ventilatory Efficiency During Exercise in Pulmonary Vascular Diseases Jason Weatherald, Athénaïs Boucly, David Montani, Xavier Jaïs, Laurent Savale, Marc Humbert, Olivier Sitbon, Gilles Garcia, Pierantonio Laveneziana

Acute Exacerbation According to GOLD 2017 Categories in Patients with Chronic Obstructive Pulmonary Disease Joohae Kim, Chang-Hoon Lee, Myung-Goo Lee, Kyeong-Cheol Shin, Kwang Ha Yoo, Seong Yong Lim, Ju Ock Na, Chul-Gyu Yoo, Ki Suck Jung, Sang-Do Lee