Tunell, W P Pyloric stenosis: diagnosis by real time sonography, the pyloric muscle length method. [electronic resource] - Journal of pediatric surgery Dec 1984 - 795-9 p. digital Publication Type: Journal Article ISSN: 0022-3468 Standard No.: 10.1016/s0022-3468(84)80371-1 doi Subjects--Topical Terms: HumansInfantInfant, NewbornPyloric Stenosis--diagnosisPylorus--pathologyUltrasonography--methods