The role of microbiological methods in diagnosis of periprosthetic joint infection in patients with aseptic loosening of total hip arthroplasty by Stanislav A. Linnik, Elena A. Orishak, Artem M. Ermakov, Ivan O. Kucheev, Lyudmila Yu. Nilova, Evgenii M. Fadeev, Giorgi Karagezov, Dmitrii Yu. Korshunov, Yaroslav B. Tsololo, Vadim V. Usikov, Andrey V. Polikarpov