Department of Orthopedic Surgery, Division of Foot and Ankle Surgery, Tan Tock Seng Hospital, Singapore, Singapore

The authors declare no conflict of interest.

Address correspondence and reprint requests to Guan Tzu Tay, MBBCh BAO, MRCS, MMed, FRCSEd, 38 Irrawaddy Road, #04-26, Singapore 329563, Singapore. E-mail: [email protected].