[ANALYSIS OF DATA ON BACTERIOLOGICAL DIAGNOSIS OF DIPHTHERIA DURING RECENT YEARS].
D001431:Bacteriological Techniques; D019411:Clinical Laboratory Techniques; D004165:Diphtheria; D006801:Humans; D007753:Laboratories; D014586:USSR
BACTERIOLOGICAL TECHNICS; DIAGNOSIS, LABORATORY; DIPHTHERIA; USSR
ANALIZ MATERIALA PO BAKTERIOLOGICHESKO I DIAGNOSTIKE DIFTERII ZA RIAD LET.