%0 Journal Article %T Risk factors for complications and adverse outcomes in polytrauma patients with associated upper extremity injuries %A Boris Zelle %A Christian Probst %A Florin Allemann %A Hans-Christoph Pape %A Sandro Heining %J Archive of "Patient Safety in Surgery". %D 2019 %R 10.1186/s13037-019-0187-3 %X Flowchar %K Multiply injured patient %K Upper extremity fracture %K Articular fracture %K Heterotopic ossification %U https://www.ncbi.nlm.nih.gov/pmc/articles/PMC6360674/