Singh, MGhai, O P1969-07-012009-05-271969-07-012009-05-271969-07-01Singh M, Ghai OP. Duodenal ulcer in childhood: A clinical and psychological study. Indian Pediatrics. 1969 Jul; 6(7): 447-52http://imsear.searo.who.int/handle/123456789/12563engChildChild, PreschoolDuodenal Ulcer --diagnosisHumansIndiaPersonality AssessmentPsychological TestsPsychophysiologic Disorders --complicationsDuodenal ulcer in childhood: A clinical and psychological study.Journal Article