C. Beckmann

Predictors of Morbidity and Mortality After Colorectal Surgery in Patients With Cirrhotic Liver Disease–A Retrospective Analysis of 54 Cases at a Tertiary Care Center

H. Matthaei, S. Manekeller, T. Vilz, 2022, Frontiers in Medicine.

Tourism routes and trails: theory and practice

C. Beckmann, D. Ward-Perkins, J. Ellis, 2020 .