Dr. Keith Goh (Chinese: 吳有晶) is a neurosurgeon from Singapore. Neurosurgery is the surgical discipline focused on treating those central, Peripheral nervous system and spinal column diseases amenable to surgical Singapore He became known for leading an international medical and surgical team that was the first to attempt the separation of adult conjoined twins, the Bijani twins, who were joined at the head. Ladan Bijani and Laleh Bijani (in Persian: لادن و لاله بیژنی ( January 17, 1974 &ndash July 8, 2003) were The operation, carried out in Raffles Hospital in 2003, was unsuccessful in that both Ladan and Laleh Bijani did not survive the procedure. They died shortly after separation. However, they were mourned for their courage and bravery in going forward with the chance to be separated even though it had a 50-50 risk. Dr Goh has also lead similar surgical teams in separating 2 other sets of conjoined twins,one set joined at the head (2001) and the other, at the spine (2003). These were the first surgeries on such cases in Singapore, and both had successful outcomes.