Epidemiological surveillance with particular reference to the use of immunological surveys.
D000328:Adult; D000354:Africa, Western; D002648:Child; D003140:Communicable Disease Control; D003141:Communicable Diseases / Q000276:immunology*; D003604:Czechoslovakia; D004165:Diphtheria / Q000276:immunology / Q000517:prevention & control; D004166:Diphtheria Antitoxin; D005260:Female; D006801:Humans; D007114:Immunization; D008297:Male; D008986:Mongolia; D009500:Neutralization Tests; D011051:Poliomyelitis / Q000276:immunology; D011159:Population Surveillance; D014123:Toxoplasmosis / Q000276:immunology; D014917:Whooping Cough / Q000276:immunology
D004166:Diphtheria Antitoxin