Honorary visitor in Peter Mac Callum Cancer Centre, Melbourne Australia, 2006. , -

Honorary visitor in ST. Vincent Hospital, Melbourne Australia, 2005 , -

Diploma of Thai Board of Family Medicine, 2003. , -

Fellowship in Experimental Model Unit, Kiel University, Kiel Germany, 1990. , -

Fellowship in Experimental model unit, Kiel University, Kiel Germany, 1990. , -

Diploma of Thai Board of Gereral Surgery, 1988. , -

Residential training in General surgery in Department of surgery, Khon Kaen University, 1987. , -

Residential Training in General Surgery in Department of Surgery, KKU., Khonkaen, 1987 , -

General Practice in Srinagarind Hospital, 1985. , -

M.D.,Faculty of Medicine, Khon Kaen University, 1984. , -