title: Reply to letter to the editor.
authors.forename: David
authors.initials: D
authors.lastname: Skarda
authors.forename: Eric
authors.initials: E
authors.lastname: Scaife
mesh_terms: D016887:Cardiopulmonary Resuscitation / Q000379:methods*; D015199:Extracorporeal Membrane Oxygenation / Q000379:methods*; D005260:Female; D006323:Heart Arrest / Q000401:mortality* / Q000628:therapy*; D006801:Humans; D007035:Hypothermia / Q000150:complications*; D008297:Male