Families of Spinal Muscular Atrophy
News, events, Kids' Corner, message boards, photo album, and feature articles.

MDA Canada: Spinal Muscular Atrophy Brochure
Online brochure from the Muscular Dystrophy Association of Canada.

MDA USA: Adult Spinal Muscular Atrophy
Information on the disease from the Muscular Dystrophy Association USA.

MDA USA: Infantile Progressive SMA
Information on infantile progressive spinal muscular atrophy, also known as SMA Type 1, Werdnig-Hoffman, from the Muscular Dystrophy Association USA.

MDA USA: Intermediate SMA
Information on intermediate spinal muscular atrophy, also known as SMA Type 2, from the Muscular Dystrophy Association USA.

MDA USA: Juvenile SMA
Information on juvenile spinal muscular atrophy, also known as SMA Type 3, Kugelberg-Welander, from the Muscular Dystrophy Association USA.

NCBI: Spinal Muscular Atrophy
Brief information from a genetic perspective, from the National Center for Biotechnology Information (U.S.).