title: Immunogenic potency of the Danish and Prague BCG vaccine.
mesh_terms: D000818:Animals; D000917:Antibody Formation; D001500:BCG Vaccine; D003604:Czechoslovakia; D003718:Denmark; D006168:Guinea Pigs; D007110:Immunity, Active; D013154:Spleen / Q000276:immunology
chemical_list: D001500:BCG Vaccine