title: Studies on the prevalence of antibodies to Toxoplasma gondii. 1. U. S. military recruits.
mesh_terms: D000293:Adolescent; D000328:Adult; D000818:Animals; D000906:Antibodies / Q000032:analysis*; D006328:Cardiac Catheterization; D006386:Hemagglutination Tests; D006801:Humans; D007106:Immune Sera; D008297:Male; D008751:Methylene Blue; D051379:Mice; D008887:Military Medicine; D011159:Population Surveillance; D011817:Rabbits; D012756:Sheep; D014122:Toxoplasma / Q000276:immunology*; D014481:United States; D014944:World Health Organization
chemical_list: D000906:Antibodies; D007106:Immune Sera; D008751:Methylene Blue