Self‐warming blanket versus forced‐air warming blanket during total knee arthroplasty under spinal anaesthesia: A randomised non‐inferiority trial. - Lauronen, Sirkka‐Liisa; Kalliovalkama, Jarkko; Aho, Antti; Mäkinen, Marja‐Tellervo; Huhtala, Heini; Yli‐Hankala, Arvi M.; Kalliomäki, Maija‐Liisa (Acta Anaesthesiologica Scandinavica, 2023)