Rescue from lethal acute radiation syndrome (ARS) with severe weight loss by secretome of intramuscularly injected human placental stromal cells oleh Lena Pinzur, Levent Akyuez, Lilia Levdansky, Michal Blumenfeld, Evgenia Volinsky, Zami Aberman, Petra Reinke, Racheli Ofir, Hans‐Dieter Volk, Raphael Gorodetsky