N. A. Md Zain, M. H. Hanafiah, M. A. Asyraff, H. Ismail, and W. M. A. Wan Mohd Zain, “EXPLORING MEDICAL TOURISM COMPETITIVENESS IN MALAYSIA, THAILAND, AND SINGAPORE: THE INDONESIAN TOURISTS’ PERSPECTIVES”, PM, vol. 21, no. 30, Nov. 2023.