Objective To investigate the relationship between survival motor neuron(SMN)gene and the clinical features of childhood spinal muscular atrophy(SMA).是什么意思_Objective To investigate the relationship between survival motor neuron(SMN)gene and the clinical features of childhood spinal muscular atrophy(SMA).在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句