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. 2023 Apr 3;13:24. doi: 10.1186/s13613-023-01103-2

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© The Author(s) 2023, corrected publication 2023

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Fig. 1 — Comparisons between fully vaccinated and not vaccinated (unvaccinated) patients in PaO₂/FiO₂ (A), respiratory rate (B), total lung weight (C) and total lung gas volume (D). Continuous variables were compared using Mann–Whitney U test.