A.S. SEREGIN1, 2, E.P. KRIVOSHCHEKOV1, D.A. TRUNIN1, E.B. ELSHIN3, A.S. BOZHKOVA2 1Samara State Medical University, Samara 2Samara Regional Clinical Hospital, Samara 3Samara City Clinical Hospital № 8, Samara   Contact details: Elshin E.B. — Head of the Admission Department, surgeon of the Department of Purulent Surgery Address: 169 Mirnaya St., Samara, Russian Federation, 443035, tel.: +7-927-733-33-75, e-mail: ebels@mail.ru […]