Editor:                                   Wiwatana Tanomkiat, M.D.
Associate Editors:              Pham Minh Thong, M.D., Ph.D.
                                                Narufumi Suganuma, M.D., Ph.D.
                                                Kwan Hoong Ng, Ph.D.
                                                Shafie Abdullah, M.D.
                                                Siriporn Hirunpat, M.D.
                                                Chang Yueh Ho, M.D.
                                                Maung Maung Soe, M.D.
                                                Kyaw Zaya, M.D.
Assistant Editor:                Nucharin Supakul, M.D.
Statistical Consultant:     Alan Frederick Geater, B.Sc., Ph.D.
Language Consultant:     Siriprapa Saparat, EIL
Consultants to editor:     Ratchada Chalarat, M.A.