title: South Dakota's role in the National Children's Study.
authors: South Dakota State University NCS Study Center, USA.
authors: Ann
authors: A
authors: Martin
authors: Tianna
authors: T
authors: Beare
authors: Natalie W
authors: NW
authors: Thiex
authors: Richard J
authors: RJ
authors: Holm
authors: Bonny
authors: B
authors: Specker
mesh_terms: D002648:Child; D002675:Child, Preschool; D006306:Health Surveys; D006801:Humans; D012107:Research Design; D013023:South Dakota