1. The attacks lasted for a few days and began and ended rather abruptly with complete resolution between attacks. In 1933 Wyllie and Schlesinger reported on their experience with children suffering from recurrent abdominal pain as part of the periodic syndrome, and made a positive association between the syndrome and migraine.'6 In 1963 Cullen and McDonald in Western Australia studied the prevalence of recurrent abdominal
2. Recurrent abdominal pains: a field survey of 1000 school children;Apley, J.; Naish, N.;Arch Dis Child,1958
3. 000 seven-year-olds;Pringle, M.L.K.; Butler, N.R.; Davie, R.,1966
4. Recurrent abdominal pain, headache and limb pains in children and adolescents;Oster, J.;Pediatrics,1972
5. Recurrent abdominal pain in children: a long term follow up. EurJ7Pediatr;Magni, G.; Pierri, M.; Donzelli, F.,1987