Letter to the editor regarding “osteonecrosis of the femoral head in post-COVID-19 patients: a retrospective comparative study”
Abstract We commend Seong et al. for exploring associations between COVID-19 and osteonecrosis of the femoral head (ONFH). However, their retrospective single-center study (N = 84) has critical limitations. The exclusion of patients with chronic comorbidities and highly imbalanced group sizes (e.g.,...
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| Main Authors: | , , , |
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| Format: | Article |
| Language: | English |
| Published: |
BMC
2025-06-01
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| Series: | Journal of Orthopaedic Surgery and Research |
| Online Access: | https://doi.org/10.1186/s13018-025-05871-4 |
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