Erdemir, A. G., Onur, M. R., İdilman, İ. S. and Akpınar, E. (2023) “Lumbar level distribution of acute abdomen with no history of abdominal surgery or trauma: Is there an aggregation?”, Acta Medica, 54(4), pp. 267–277. doi: 10.32552/2023.ActaMedica.803.