title: [Investigation of the immunological state of school-age children].
mesh_terms: D000367:Age Factors; D001530:Belgium; D002648:Child; D002675:Child, Preschool; D004165:Diphtheria / Q000276:immunology*; D005260:Female; D006801:Humans; D008297:Male; D011051:Poliomyelitis / Q000276:immunology*; D012572:School Health Services; D012737:Sex Factors; D012899:Smallpox / Q000276:immunology*; D013742:Tetanus / Q000276:immunology*; D014611:Vaccination
vernacular_title: Enquête sur l'état immunitaire des enfants en âge d'école.