TY - RPRT TI - Right ventricular function at rest and during exercise in chronic obstructive pulmonary disease. Comparison of two radionuclide techniques. AU - R M Oliver AU - J S Fleming AU - D G Waller PY - 1993 DO - 10.1378/chest.103.1.74 UR - https://pubmed.ncbi.nlm.nih.gov/8417941/ ID - 8417941 ER -