1. The child with recurrent abdominal pain;Apley;Pediat. Clin. N. Amer.,1967
2. Recurrent abdominal pains: A field survey of 1,000 schoolchildren;Apley;Arch. Dis. Childhood,1958
3. Recurrent abdominal pain due to milk and lactose intolerance in school-aged children;Bayless;Pediatrics,1971
4. Hemobilia;Bismuth;New Eng. J. Med.,1973
5. Transit time related to clinical findings in children with recurrent abdominal pain;Dimson;Pediatrics,1971