title: Occult diphtheria infection in a hospital for the mentally subnormal.
mesh_terms: D000328:Adult; D000367:Age Factors; D001434:Bacteriophage Typing; D002353:Carrier State; D002648:Child; D002675:Child, Preschool; D003353:Corynebacterium diphtheriae / Q000302:isolation & purification; D003428:Cross Infection; D004165:Diphtheria / Q000188:drug therapy / Q000453:epidemiology* / Q000517:prevention & control; D004166:Diphtheria Antitoxin / Q000627:therapeutic use; D004168:Diphtheria Toxoid / Q000627:therapeutic use; D006778:Hospitals, Psychiatric; D006801:Humans; D009666:Nose / Q000382:microbiology; D010614:Pharynx / Q000382:microbiology
chemical_list: D004166:Diphtheria Antitoxin; D004168:Diphtheria Toxoid