TY JOUR TI EXTENDED PHARMACOLOGICAL THROMBOPROPHYLAXIS AFTER ABDOMINAL SURGERY KW abdominal surgery KW postoperation period KW thromboembolism KW bleeding KW anticoagulants JO Tavricheskiy Mediko-Biologicheskiy Vestnik AU Butyrskii, A.G. AU Khilko, S.S. AU Butyrskaia, I.B. AU Sobirov, N.N. AU Blinova, A.V. AU Selivanov, A.V. PY 2025 IS 28 PB V.I. Vernadsky Crimean Federal University