[Test of virulence of Salmonella paratyphi A on chick embryo:  its use in serological protection of subjects immunized by anti-typho-paratyphoid vaccine].
D000818:Animals; D002642:Chick Embryo; D006801:Humans; D012482:Salmonella paratyphi A; D014436:Typhoid-Paratyphoid Vaccines; D014611:Vaccination; D014612:Vaccines; D014774:Virulence
D014436:Typhoid-Paratyphoid Vaccines; D014612:Vaccines
SALMONELLA PARATYPHI; VACCINES AND VACCINATION
Epreuve de virulence de S. paratyphi A sur embryon de poulet:  son application à la séroprotection des sujets immunisés par le vaccin anti-typho-paratyphoïdique.