1Bahrs C,Zipplies S,Oehs BG,et al. Proximal humeral fractures in children and adolescents[J]. J Pediatr Orthop,2009,29(3):238-242.
2Constant CR,Murley AH. A clinical method of functional assess- ment of the shoulder[J]. Clin Orthop Relat Res, 1987,214:160-164.
3Fernandez FF,Eberhardt O,Langendorfer M,et al. Treatment of severely displaced proximal humeral fractures in children with retro- grade elastic stable intramedullary nailing [J]. Injury,2008,39(12): 1453-1459.
4Seyhml M ,Kocaoglu B ,Nalbantoglu U, et ol. Technique of Kirschner wire reduction and fixation of displaced two-part valgus angulated proximal humerus fractures at the surgical neck[J]. J Orthop Trauma, 2012,26(6) :46-50.
5Kosaka T, Yamamoto K. Long-term results after treatment of humeral neck fractures using modified Hackethal bundle nailing[J]. West In- dian Med J ,2011,60(1) :82-85.
6Hutchinson PH,Bae DS,Waters PM. lntramedullary nailing versus percutaneous pin fixation of pediatric proximal humerus fractures:a comparison of complications and early radiographic results [J]. J Pe- diatr Orthop, 2011,31(6) : 617-622.