SELECTIVE INTRAARTERIAL HORMONE THERAPY FOR STEROID-REFRACTORY ACUTE “GRAFT - VERSUS-HOST REACTION” WITH INTESTINAL DAMAGE ArticleAntanyan A.A., Pavlou P., Faibushevich A.G., Chernaev M.V., Gitelzon E.A.#SCIENCE4HEALTH2021 : XII International scientific conference. Moscow, RUDN, May 21-22, 2021. 2021. С. 141-142