%0 Journal Article %A C Whelton %A J Barrow %A R Singhal %A T Board %T CARBON DIOXIDE LEVELS IN ORTHOPAEDIC SURGICAL HELMETS %D 2021 %J Orthopaedic Proceedings %P 28-28 %V 103-B %N SUPP_10 %R 10.1302/1358-992X.2021.10.028 %U https://doi.org/10.1302/1358-992X.2021.10.028 %K Hip