%0 Journal Article %T Sex differences in pediatric caudal epidural anesthesia under sedation without primary airway instrumentation %A Opfermann, Philipp %A Schmid, Werner %A Obradovic, Mina %A Kraft, Felix %A Zadrazil, Markus %A Marhofer, Daniela %A Marhofer, Peter %J PLoS ONE %V 18 %N 7 %D 2023-07-13 %I Public Library of Science %~ DeepDyve