%0 Letter %T Open online courses on basic life support: Availability and resuscitation guidelines compliance. %A Birkun A %A Gautam A %A Trunkwala F %A Böttiger BW %J Am J Emerg Med %V 62 %N 0 %D 12 2022 %M 35965163 %F 4.093 %R 10.1016/j.ajem.2022.08.013 %X