Smagin, V G [Evaluation of several indices of the state of the cardiovascular system during duodenoscopy]. [electronic resource] - Terapevticheskii arkhiv Jan 1972 - 57-60 p. digital Publication Type: Journal Article ISSN: 0040-3660 Subjects--Topical Terms: AdultAgedBlood PressureCardiovascular System--physiopathologyDuodenumElectrocardiographyEndoscopy--adverse effectsHeart RateHumansMiddle AgedTachycardia--etiology