On December 20, 2022, Associate Professor Yuwadee Pongsaranuntakul, Associate Dean for Finance and Procurement, was a faculty representative to attend the merit-making ceremony dedicated to His Royal Highness Prince Thong-In, the Deputy Viceroy of Siam marking the passing anniversary. The ceremony was organized annually by Faculty of Medicine Siriraj Hospital, Mahidol University. Professor Dr. Prasit Watanapa, MD., Advisor Faculty of Medicine Siriraj Hospital, presided over the ceremony. The merit making included offering the four necessities: food, raiment, abode and medicine to 10 Buddhist monks. The ceremony took place at Wat Amarinthraram Worawihan (Luang Pho Bot Noi), Bangkok Noi District, Bangkok.