Rodrigues, Antenor Louvaris, Zafeiris Dacha, Sauwaluk and Janssens, Wim Pitta, Fabio Vogiatizis, Ioannis Gosselink, Rik Langer, Daniel, Differences in Respiratory Muscle Responses to Hyperpnea or Loaded Breathing in COPD, MEDICINE AND SCIENCE IN SPORTS AND EXERCISE, (52), 1126-1134, 2020, Lippincott, Williams & Wilkins, 0195-9131