[On the significance of sphincters of the orifices of the pulmonary veins in man].
D006801:Humans; D008168:Lung; D008297:Male; D008946:Mitral Valve Stenosis / Q000502:physiology*; D009132:Muscles; D011667:Pulmonary Veins / Q000502:physiology*; D012143:Respiratory Physiological Phenomena; D014680:Veins
MITRAL STENOSIS/physiology; PULMONARY VEINS/physiology