TY - GEN AU - Bachofen,H AU - Hobi,H J AU - Scherrer,M TI - Alveolar-arterial N 2 gradients at rest and during exercise in healthy men of different ages SN - 0021-8987 PY - 1973///0404 KW - Adult KW - Age Factors KW - Aged KW - Humans KW - Male KW - Middle Aged KW - Nitrogen KW - blood KW - Oxygen KW - Physical Exertion KW - Pulmonary Alveoli KW - Pulmonary Circulation KW - Pulmonary Diffusing Capacity KW - Ventilation-Perfusion Ratio N1 - Publication Type: Journal Article UR - https://doi.org/10.1152/jappl.1973.34.2.137 ER -