1 Division of Plastic and Reconstructive Surgery, Centre Hospitalier de l'Universite de Montreal (CHUM), Montreal, Canada.
2 Department of Hand and Reconstructive Microsurgery, National University Hospital (NUH), Singapore.
3 Department of Hand and Reconstructive Microsurgery, National University Hospital (NUH), Singapore; Department of Orthopaedic Surgery, Ng Teng Fong General Hospital, National University Health System, Singapore.
4 Department of Hand and Reconstructive Microsurgery, National University Hospital (NUH), Singapore; Department of Orthopaedic Surgery, Yong Loo Lin School of Medicine, National University of Singapore, Singapore. Electronic address: doscksa@nus.edu.sg.