Vasaroangrong T, Singhatanadgid W, Chitsakul K, Suwan S, Pamornphol S, Sawasdipanich N, Janthorn S. Development of a Training Manikin for Intramuscular Injection into the Gluteal Muscle*. Nurs Res Inno J [internet]. 2025 Aug. 28 [cited 2026 Sep. 18];31(2). available from: https://he02.tci-thaijo.org/index.php/RNJ/article/view/272043