[Estimation of the immunological value of antityphoid vaccines].
D012044:Regression Analysis; D014435:Typhoid Fever / Q000276:immunology*; D014611:Vaccination; D014612:Vaccines
D014612:Vaccines
TYPHOID FEVER/immunology; VACCINES AND VACCINATION
Apreciación del valor inmunológico de la vacunas antitäficas.