Khromov, B M [Sphincters and valves of the digestive system and their clinical significance]. [electronic resource] - Klinicheskaia meditsina Oct 1976 - 31-8 p. digital Publication Type: Journal Article ISSN: 0023-2149 Subjects--Topical Terms: Biliary Dyskinesia--etiologyBiliary Tract--anatomy & histologyDigestive System--anatomy & histologyEsophageal Achalasia--etiologyEsophagus--anatomy & histologyGastroesophageal Reflux--etiologyHumansIntestinal Obstruction--etiologyIntestines--anatomy & histologyMuscle Spasticity--physiopathologyMuscle, Smooth--anatomy & histologyStomach--anatomy & histology