[Study of the immunity of 3-year-old children in the Province of Quebec].
D000367:Age Factors; D000906:Antibodies / Q000032:analysis*; D002675:Child, Preschool; D003141:Communicable Diseases / Q000276:immunology*; D005260:Female; D006801:Humans; D008297:Male; D011792:Quebec; D014611:Vaccination
D000906:Antibodies
Etude de l'immunité des enfants de trois ans dans la province de Québec