RT Journal Article SR Electronic T1 Non-5q spinal muscular atrophies JF Neurology JO Neurology FD Lippincott Williams & Wilkins SP 312 OP 314 DO 10.1212/WNL.0b013e3182267bd8 VO 77 IS 4 A1 Basil T. Darras YR 2011 UL http://n.neurology.org/content/77/4/312.abstract AB