Satiansukpong N, Pongsaksri A. Study on the Relationship of Visual Perception and Intelligence : Case Study in Muang District, Chiang Mai. J Assoc Med Sci [internet]. 2015 Feb. 18 [cited 2026 Sep. 11];30(3):183. available from: https://he01.tci-thaijo.org/index.php/bulletinAMS/article/view/60409