6Harenberg PS,Jakubietz RG,Jakubietz MG,et al.Reconstruction of the thumb tip using palmar neurovascular flaps[J].Oper Orthop Traumatol,2012,24(2):116-121.
7Yu YD,Zhang YZ,Bi WD,et al.Functional sensory function recovery of random-pattern abdominal skin flap in the repair of fingertip skin defects[J].Exp Ther Med,2013,5(3):830-834.
8Ehrmann EH, Messser HH, Adams GG. The relationship of intra- canal medieaments to postoperative pain in endodonties [J]. Int En- dod J,2003,36(12) :868-875.