Bielak, Maciej, et al. “Congenital Pseudarthrosis of the Clavicle Joint and Its Impact on Sports Participation – Description of 2 Cases: Diagnosis and Treatment”. Journal of Education, Health and Sport, vol. 21, no. 1, Oct. 2023, pp. 123-34, doi:10.12775/JEHS.2023.21.01.013.