title: Vaccination usage among an old-order Amish community in Illinois.
authors.forename: Thomas G
authors.initials: TG
authors.lastname: Boyce
mesh_terms: D002648:Child; D002675:Child, Preschool; D005006:Ethnicity / Q000706:statistics & numerical data*; D006801:Humans; D007087:Illinois; D014611:Vaccination / Q000706:statistics & numerical data*