2Kang YC,Tan PL.Simple surgery to improve flexion deficit resulting from mal-union of fracture neck of the proximal phalanx-a case report[J].Hand Surg,2014,19(1):123-125.
3Kassem MS.Percutaneous autogenous bone marrow injection for delayed union or non union of fractures after internal fixation[J].Acta Orthop Belg,2013,79(6):711-717.