Longstaff, Lee M Fixation of subcapital hip fractures in patients sixty years of age or less. [electronic resource] - The Journal of bone and joint surgery. American volume Aug 2003 - 1616; author reply 1616-7 p. digital Publication Type: Comparative Study; Letter; Comment ISSN: 0021-9355 Standard No.: 10.2106/00004623-200308000-00039 doi Subjects--Topical Terms: BiasData Interpretation, StatisticalFemur Head Necrosis--diagnostic imagingFollow-Up StudiesFracture Fixation, InternalHip Fractures--surgeryHumansMiddle AgedPostoperative Complications--diagnostic imagingRadiographyRisk FactorsTime Factors