1. ECDC. COVID-19 situation update worldwide.
European Centre for Disease Prevention and Control
An agency of the European Union. Available at: https://
www.ecdc.europa.eu/en/geographical-distribution2019-ncov-cases. Accessed June 21, 2022.
2. Baden LR, El Sahly HM, Essink B, et al. Efficacy and
safety of the mRNA-1273 SARS-CoV-2 vaccine. New
England Journal of Medicine. 2021 4;384(5):403-16.
DOI: 10.1056/NEJMoa2035389
3. GOV.UK. ARCHIVE: Information for UK recipients on
Pfizer/BioNTech COVID-19 vaccine (Regulation 174)
.Available at: https://www.gov.uk/government/publi
cations/regulatory-approval-of-pfizer-biontechvaccine-for-covid-19/information-for-uk-recipientson-pfizerbiontech-covid-19-vaccine. Accessed January
6, 2023.
4. Hasan SS, Romeo AA. Nontraumatic osteonecrosis of the
humeral head. J Shoulder Elbow Surg.2002;11(3):281-
98. doi: 10.1067/mse.2002.124347. https://doi.
org/10.1067/mse.2002.124347
5. Herman K, Pękala P, Szwedowski D, Grabowski R,
Cholewiński J. Avascular Necrosis. InJoint Function
Preservation 2022 (pp. 161-171). Springer, Cham.
DOI: 10.1007/978-3-030-82958-2_14
6. Assouline-Dayan Y, Chang C, Greenspan A, Shoenfeld
Y, Gershwin ME. Pathogenesis and natural history of
osteonecrosis. Semin Arthritis Rheum. 2002;32(2):94-
124.
7. Lykissas MG, Gelalis ID, Kostas-Agnantis IP, Vozonelos
G, Korompilias AV. The role of hypercoagulability in
the development of osteonecrosis of the femoral head.
2012;4(2):e17. doi: 10.4081/or.2012.e17.
8. Kerachian MA, Harvey EJ, Cournoyer D, Chow TY,
Séguin C.Avascular necrosis of the femoral head:
vascular hypotheses. Endothelium. 2006;13(4):237-
44. doi: 10.1080/10623320600904211.
9. Daltro G, Silva IC, Daltro PB, Silva IC, Botelho VL.
SARS-CoV-2/COVID-19 and its implications in the
development of osteonecrosis. J Regen Biol Med.
2020;2(4):1-9. https://doi.org/10.37191/Mapsci2582-385X-2(4)-035
10.Long B, Bridwell R, Gottlieb M. Thrombosis with
thrombocytopenia syndrome associated with
COVID-19 vaccines. Am J Emerg Med. 2021;49:58-61.
doi: 10.1016/j.ajem.2021.05.054.