%0 Review %T Advancing understanding and treatment of spinal muscular atrophy with four SMN2 copies: a critical review. %A Rangwala BS %A Rangwala HS %J J Neurol %V 271 %N 6 %D 2024 Jun 4 %M 38436681 %F 6.682 %R 10.1007/s00415-024-12296-2