Anderson, D. S., Cathcart, J., Wilson, I., Hides, J., Leung, F., & Kerr, D. (2020). "Lower limb MSK injuries among school-aged rugby and football players: a systematic review". BMJ open sport & exercise medicine, 6(1), e000806.

Beaudouin, F., Rössler, R., Aus der Fünten, K., Bizzini, M., Chomiak, J., Verhagen, E., Junge, A., Dvorak, J., Lichtenstein, E., & Meyer, T. (2019). "Effects of the ‘11+ Kids’ injury prevention programme on severe injuries in children’s football: a secondary analysis of data from a multicentre cluster-randomised controlled trial". British journal of sports medicine, 53(22), 1418-1423.

Emery, C. A., Hagel, B., & Morrongiello, B. A. (2006). "Injury prevention in child and adolescent sport: whose responsibility is it?". Clinical journal of sport medicine, 16(6), 514-521.

Ergün, M., Denerel, H. N., Binnet, M. S., & Ertat, K. A. (2013). "Injuries in elite youth football players: a prospective three-year study". Acta Orthop Traumatol Turc, 47(5), 339-346.

Faude, O., Rößler, R., & Junge, A. (2013). "Football injuries in children and adolescent players: are there clues for prevention?". Sports Medicine, 43(9), 819-837.

Fernandes, L., Oliveira, T., Oliveira, J., Rebelo, A., Ribeiro, J., & Brito, J. (2015). "Young school children engaged with regular after-school soccer practice present improved physical fitness and cardiovascular risk". Revista Brasileira de Futebol (The Brazilian Journal of Soccer Science), 7(1), 73-81.

Froholdt, A., Olsen, O. E., & Bahr, R. (2009). "Low risk of injuries among children playing organized soccer: a prospective cohort study". The American journal of sports medicine, 37(6), 1155-1160.

Fuller, C. W., Ekstrand, J., Junge, A., Andersen, T. E., Bahr, R., Dvorak, J., Hägglund, M., McCrory, P., & Meeuwisse, W. H. (2006). "Consensus statement on injury definitions and data collection procedures in studies of football (soccer) injuries". Scandinavian journal of medicine & science in sports, 16(2), 83-92.

Hanlon, C., Krzak, J. J., Prodoehl, J., & Hall, K. D. (2020). "Effect of injury prevention programs on lower extremity performance in youth athletes: a systematic review". Sports health, 12(1), 12-22.

Kakavelakis, K., Vlazakis, S., Vlahakis, I., & Charissis, G. (2003). "Soccer injuries in childhood". Scandinavian journal of medicine & science in sports, 13(3), 175-178.

Kolstrup, L. A., Koopmann, K. U., Nygaard, U. H., Nygaard, R. H., & Agger, P. (2016). "Injuries during football tournaments in 45,000 children and adolescents". European journal of sport science, 16(8), 1167-1175.

Lathlean, T. J., Gastin, P. B., Newstead, S. V., & Finch, C. F. (2018). "The incidence, prevalence, severity, mechanism and body region of injury in elite junior Australian football players: a prospective cohort study over one season". Journal of science and medicine in sport, 21(10), 1013-1018.

Light, N., Johnson, A., Williams, S., Smith, N., Hale, B., & Thorborg, K. (2021). "Injuries in youth football and the relationship to player maturation: An analysis of time‐loss injuries during four seasons in an English elite male football academy". Scandinavian journal of medicine & science in sports.

Materne, O., Chamari, K., Farooq, A., Weir, A., Hölmich, P., Bahr, R., Greig, M., & McNaughton, L. R. (2021). "Association of skeletal maturity and injury risk in elite youth soccer players: A 4-season prospective study with survival analysis". Orthopaedic Journal of Sports Medicine, 9(3), 2325967121999113.

Mazaherinezhad, A., & Angoorani, H. (2017). "Muscuskeletal injuries in iranian ligue footballers". Journal of medical council of Islamic republic of Iran, 35(1), 46-52. (In Persian)

Mello, M. J., Myers, R., Christian, J. B., Palmisciano, L., & Linakis, J. G. (2009). "Injuries in youth football: national emergency department visits during 2001–2005 for young and adolescent players". Academic emergency medicine, 16(3), 243-248.

Parsons, J. L., Carswell, J., Nwoba, I. M., & Stenberg, H. (2019). "Athlete perceptions and physical performance effects of the fifa 11+ program in 9-11 year-old female soccer players: a cluster randomized trial". International journal of sports physical therapy, 14(5), 740.

Pomares-Noguera, C., Ayala, F., Robles-Palazón, F. J., Alomoto-Burneo, J. F., López-Valenciano, A., Elvira, J. L., Hernández-Sánchez, S., & De Ste Croix, M. (2018). "Training effects of the FIFA 11+ kids on physical performance in youth football players: a randomized control trial". Frontiers in pediatrics, 6, 40.

Rössler, R., Junge, A., Chomiak, J., Dvorak, J., & Faude, O. (2016). "Soccer injuries in players aged 7 to 12 years: a descriptive epidemiological study over 2 seasons". The American journal of sports medicine, 44(2), 309-317.

Rössler, R., Junge, A., Chomiak, J., Němec, K., Dvorak, J., Lichtenstein, E., & Faude, O. (2018). "Risk factors for football injuries in young players aged 7 to 12 years". Scandinavian journal of medicine & science in sports, 28(3), 1176-1182.

Rössler, R., Verhagen, E., Rommers, N., Dvorak, J., Junge, A., Lichtenstein, E., Donath, L., & Faude, O. (2019). "Comparison of the ‘11+ Kids’ injury prevention programme and a regular warmup in children’s football (soccer): a cost effectiveness analysis". British journal of sports medicine, 53(5), 309-314.

Smith, P. J., Hollins, A. M., Sawyer, J. R., Spence, D. D., Outlaw, S., & Kelly, D. M. (2018). "Characterization of American football injuries in children and adolescents". Journal of Pediatric Orthopaedics, 38(2), e57-e60.

Van Mechelen W, Hlobil H, Kemper HC. (1992). "Incidence, severity, aetiology and prevention of sports injuries. A review of concepts". Sports Med, 14(2): 82-99.

Yalfani, A., Saki, F., & Taghizadeh Kerman, M. "Effect of the FIFA 11+ and 11+ Kids Training on Injury Prevention in Preadolescent Football Players": A Systematic Review. Annals of Applied Sport Science, 0-0. (In Persian)

Zarei M., A. H. (2016). "Epidemiology and programs to prevent football injuries in children and Adolescents": A systematic review. Sport Medicine 9(2), 217-242. (In Persian)