Urith , S., W. Jiamjarasrangsi, and V. Lohsoonthorn. “Preventive one million steps : Walk for health”. Chulalongkorn Medical Journal 56, no. 6 (September 20, 2023). accessed September 11, 2026. https://he05.tci-thaijo.org/index.php/CMJ/article/view/823.