Akhmad I, Heri Z, Hariadi H, Nurkadri N, Novita N, Ali SKS, et al. Article RETRACTED due to manipulation by the authors and citationsNiveles de actividad física entre los estudiantes de la Universidad de Malasia y la Universidad Estatal de Medan: disparidad de género e influencia del IMC (Physical activity levels among Malaysian University and State University of Medan Students: gender difference and the influence of BMI): Article RETRACTED due to manipulation by the authors and citations. Retos [Internet]. 2024 Nov. 1 [cited 2025 Sep. 8];60:429-38. Available from: http://revistaretos.org/index.php/retos/article/view/109190