Dr. Lee Chee Kean subspecialised in the field of Spine Surgery. Under the guidance of Professor Kwan Mun Keong, he completed his fellowship training in University of Malaya from 2012 ~ 2015. He further subspecialised in Cervical Spine Surgery by completing the clinical and research fellowship training in Seoul National University Bundang Hospital, Korea with the supervision of Professor Yeom Jin Sup in 2016.