Prophylactic medication of Osteoking for the incidence of femoral head necrosis and the degree of weight loading-induced hip ache half a year after the operation of femoral neck fracture

• 恒古骨伤愈合剂预防性给药对股骨颈骨折术后半年股骨头坏死发生率及负重髋疼痛程度的影响