Feasibility of optical coherence tomography angiography to assess changes in retinal microcirculation in ovine haemorrhagic shock oleh Maged Alnawaiseh, Christian Ertmer, Laura Seidel, Philip Helge Arnemann, Larissa Lahme, Tim-Gerald Kampmeier, Sebastian Willy Rehberg, Peter Heiduschka, Nicole Eter, Michael Hessler