TY - RPRT TI - Cardiovascular performance in chronic obstructive pulmonary diseases. AU - R A Matthay AU - H J Berger PY - 1981 DO - 10.1016/s0025-7125(16)31511-5 UR - https://pubmed.ncbi.nlm.nih.gov/7017301/ ID - 7017301 ER -