Maintenance work on the ZORA database servers is scheduled for Thursday 25th July 2019 from 19:00-20:00. During this period ZORA and JDB will not be available. Thank you for your understanding.
van Gestel, A J R; Kohler, M; Steier, J; Sommerwerck, U; Teschler, Sebastian; Russi, Erich W; Teschler, H (2012). Cardiac Autonomic Function and Cardiovascular Response to Exercise in Patients with Chronic Obstructive Pulmonary Disease. Journal of Chronic Obstructive Pulmonary Disease (COPD), 9(2):160-165.