title: [Experimental study on the immune effect of three BCG strains].
authors.forename: H
authors.initials: H
authors.lastname: Wong
mesh_terms: D001500:BCG Vaccine / Q000276:immunology*; D002648:Child; D004311:Double-Blind Method; D006801:Humans; D007231:Infant, Newborn; D009154:Mutation; D009163:Mycobacterium bovis; D011446:Prospective Studies; D013045:Species Specificity
chemical_list: D001500:BCG Vaccine