SELECTION OF THE LEVEL OF THE PLEXUS BRACHIALIS BLOCKADE UNDER ULTRASOUND CONTROL DURING OPERATIONS ON THE WRIST AND FOREARM ArticleGudantov Rustam, Kiryushina AnnaСОВРЕМЕННАЯ МЕДИЦИНА: НОВЫЕ ПОДХОДЫ И АКТУАЛЬНЫЕ ИССЛЕДОВАНИЯ. 2020. С. 23-29