He has worked as a research physician involved in many clinical trials related to severe malaria, bacterial meningitis, tuberculous meningitis and cryptococcal meningitis at OUCRU and Hospital for Tropical Diseases since 1998.
He has been also a member of the Institutional Review Board of the Hospital for Tropical Diseases since 2012.
PhD in epidemiology of human Streptococcus suis infection in Viet Nam, Open University, UK.