Corrigendum to “Low plasma DHEA-S increases mortality risk among male hemodialysis patients” [Exp. Gerontol. 47 (2012) 950–957]

a Division of Nephrology, Chang Gung Memorial Hospital, Keelung, Taiwan b Graduate Institute of Clinical Medical Sciences, Chang Gung University Medical College, Taoyuan School of Medicine, Taiwan c Chang Gung University, Taipei, Taiwan d Department of Pediatrics, Taipei Medical University Hospital, Taipei, Taiwan e Division of Psychiatry, Chang Gung Memorial Hospital, Keelung, Taiwan f Laboratory of Epidemiology, Department of Health Care Management, Chang Gung University, Taipei, Taiwan g Division of Nephrology, Taipei Medical University Hospital, Taipei, Taiwan h Department of Internal Medicine, Taipei Medical University, Taipei, Taiwan