Yuwadeeniwet N. Service Marketing Strategy Model and Perceived Service Quality Influencing Satisfaction and Loyalty of Fitness Center Users In Ubon Ratchathani Province. ecbajournal [internet]. 2023 Dec. 28 [cited 2026 Sep. 11];15(4):155-74. available from: https://so01.tci-thaijo.org/index.php/ecbatsu/article/view/261671