9Arasaki K,Igarashi O,Machida T,et al.Reduction in the motor unit number estimate (MUNE) after cerebral infarction.Neurological Sciences.2006;250(1-2):27-32.
10Vierbuchen T,Ostermeier A,Pang ZP,et al.Direct conversion of fibroblasts to functional neurons by defined factors.Nature.2010;463(7284) 1035-1041.