1. Some preliminary findings on physical complaints from a prospective study of 1,064,004 men and women;Hammond;Amer. J. Public Health,1964
2. Morbidity and mortality from gastrointestinal disease. Presented to Conference on Digestive Disease as a National Problem;Lawrence,1967
3. also The Annual Report, Administrator of Veterans Affairs;Veterans Administration, Office of VA Controller, Reports and Statistics Service,1966
4. Inadequacy of the medical history in the diagnosis of duodenal ulcer;Dunn;New Eng. J. Med.,1962
5. The Metropolitan Life Insurance Company disability claim study of digestive diseases;Cunnick,1967