• Invited reviewer of many regional and international medical and science journals • Invited speaker in many International Congress • Editor in chief of more than 10 international journals • Editorial board of more than 60 international journals • The world scientist with the most numbers of international publications as the first author • Invited lecturer for many universities in Thailand and other countries • The author with the 1st global rank with the most number of international publication as the first author

• Tropical medicine • Laboratory science (biomedical) • Nanoscience and nanotechnology • Bioinformatics and medical engineering • Family medicine, social medicine and public health