In 2001, Goh had successfully led a surgical team in separating a set of conjoined twins.
[1] In the same year, he led an international medical and surgical team and attempted to separate adult conjoined twins, Ladan and Laleh Bijani, who were joined at the head.
[2] The operation, carried out in Raffles Hospital, was unsuccessful leading to the deaths of the twins shortly after separation.
[3] As of 2004, Goh became an associate professor of neurosurgery at the Chinese University of Hong Kong.
[1] In 2009, he agreed to operate on another pair of conjoined twins, Vani and Veena, in India.