[Preventive value of BCG vaccination in vaccinated and non-vaccinated siblings living in contaminated environment].
D001500:BCG Vaccine; D006801:Humans; D006814:Hungary; D014376:Tuberculosis / Q000453:epidemiology / Q000276:immunology / Q000517:prevention & control*; D014397:Tuberculosis, Pulmonary / Q000517:prevention & control*
D001500:BCG Vaccine
A BCG oltás védöéke fertözö környezetben élö vaccinált és nem védoltott testvéreken.