Preface: Special Issue Dedicated to WDMH2026
Journal of Decision Making and Healthcare, Volume 3, Issue 3, December 2026, Pages: i–i
Watcharaporn Cholamjiak
Department of Mathematics, School of Science, University of Phayao, Phayao 56000, Thailand
Suthep Suantai
Department of Mathematics, Faculty of Science, Chiang Mai University, Chiang Mai 50200, Thailand