[DIFFERENTIAL OPTICAL MANOMETER AND ITS  USE].
D001795:Blood Pressure Determination; D006334:Heart Function Tests; D006801:Humans; D008365:Manometry; D010991:Plethysmography; D012129:Respiratory Function Tests
BLOOD PRESSURE DETERMINATION; HEART FUNCTION TESTS; MANOMETRY; PLETHYSMOGRAPHY; RESPIRATORY FUNCTION TESTS
DIFERENCI'ALN'I OPTICK'Y MANOMETR A JEHO U ZIT'I.