Pain relief and functional improvement with ultrasound-guided pericapsular nerve group (PENG) block and viscosupplementation in hip osteoarthritis: a retrospective case series. - Ferreira GF; Marques GL; Segantin DB; Sevilla D; Caruccio F; Lewis TL; Salume MHT; Falótico GG (International orthopaedics, 2025)