[A pulsimeter].
Gutkin
V I
VI
Osipovich
L A
LA
D001158:Arteries / Q000502:physiology; D002309:Cardiology / Q000295:instrumentation*; D004867:Equipment Design; D006801:Humans; D011674:Pulse / Q000502:physiology*; D014586:USSR
Datchik pul'sa.