title: THE CAMPAIGN AGAINST TYPHOID AND PARATYPHOID B IN WESTERN NORWAY. RESULTS OF CHOLECYSTECTOMY.
mesh_terms: D002353:Carrier State; D002763:Cholecystectomy; D004813:Epidemiology; D005853:Geriatrics; D006801:Humans; D009664:Norway; D010284:Paratyphoid Fever; D012723:Sex; D014435:Typhoid Fever; D014436:Typhoid-Paratyphoid Vaccines
chemical_list: D014436:Typhoid-Paratyphoid Vaccines
keywords: CARRIER STATE; CHOLECYSTECTOMY; EPIDEMIOLOGY; GERIATRICS; NORWAY; PARATYPHOID FEVERS; SEX; TYPHOID