Increased accuracy in component positioning using an image-less robotic arm system in primary total knee arthroplasty: a retrospective study. - Mancino, Fabio; Rossi, Stefano Marco Paolo; Sangaletti, Rudy; Caredda, Matteo; Terragnoli, Flavio; Benazzo, Francesco (Archives of Orthopaedic & Trauma Surgery, 2024)