TY - RPRT TI - Predicting maximal exercise ventilation in patients with chronic obstructive pulmonary disease. AU - R Carter AU - M Peavler AU - S Zinkgraf AU - J Williams AU - S Fields PY - 1987 DO - 10.1378/chest.92.2.253 UR - https://pubmed.ncbi.nlm.nih.gov/3608596/ ID - 3608596 ER -