CJCP     2025 27 (2):  229-235    ISSN: 1008-8830  CN: 43-1301/R Research progress on phenotypic modifier genes in spinal muscular atrophy PAN Wei, CAO Yan-Yan Laboratory of Genomic Medicine, Children's Hospital of Hebei Province, Shijiazhuang 050031, China Received: 2024-10-17  Revised: null  Online: null Supporting info null