[Study of pulmonary ventilation by the helium method].
D001944:Breath Tests; D006371:Helium; D006801:Humans; D012123:Pulmonary Ventilation; D012129:Respiratory Function Tests
D006371:Helium
HELIUM; RESPIRATION/function tests
Etude de la ventilation pulmonaire par la méthode à l'hélium.