Observation of the natural course of type 3 spinal muscular atrophy: data from the polish registry of spinal muscular atrophy.
Orphanet Journal Of Rare Diseases
Lusakowska, Anna A; Jedrzejowska, Maria M; Kaminska, Anna A; Janiszewska, Katarzyna K; Grochowski, Przemysław P; Zimowski, Janusz J; Sierdzinski, Janusz J; Kostera-Pruszczyk, Anna A