title: Part II: Clinical Practice Guidelines for adolescents and young adults with Down Syndrome: 12 to 21 Years.
authors: Down Syndrome Center of Western Pennsylvania, Children's Hospital of Pittsburgh, 3705 Fifth Ave, Pittsburgh, PA 15213, USA. vanc@pitt.edu
authors: Susan N
authors: SN
authors: Van Cleve
authors: Sheila
authors: S
authors: Cannon
authors: William I
authors: WI
authors: Cohen