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Ahl R, Cao Y, Geijer H, Taha K, Pourhossein-Sarmeh S, Talving P, Ljungqvist O, Mohseni S. Prognostic Value of P-POSSUM and Osteopenia for Predicting Mortality After Emergency Laparotomy in Geriatric Patients. Bull Emerg Trauma. 2019;7(3):223–31.
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