[BIOLOGICAL AND MORPHOLOGIC PROBLEMS CONCERNING EPIDEMIC AND ENDEMIC TYPHUS (COMPARISON WITH NEO-RICKETTSIOSES)].
D058872:Epidemics; D004813:Epidemiology; D006801:Humans; D041102:Neorickettsia; D010336:Pathology; D010950:Plasma Cells; D012282:Rickettsia Infections; D012383:Romania; D014437:Typhus, Endemic Flea-Borne; D014438:Typhus, Epidemic Louse-Borne
EPIDEMIOLOGY; NEORICKETTSIA; PATHOLOGY; PLASMA CELLS; RICKETTSIAL DISEASES; RUMANIA; TYPHUS
PROBL'EMES BIOLOGIQUES ET MORPHOLOGIQUES CONCERNANT LE TYPHUS 'EPID'EMIQUE ET END'EMIQUE (COMPARAISON AVEC LES N'EO-RICKETTSIOSES)