Authors: Oelberg, DA Kacmarek, RM Pappagianopoulos, PP Ginns, LC Systrom, DM

Citation: Da. Oelberg et al., Ventilatory and cardiovascular responses to inspired He-O-2 during exercise in chronic obstructive pulmonary disease, AM J R CRIT, 158(6), 1998, pp. 1876-1882