“No trace = wrong place” should be retired & replaced by the requirement to exclude oesophageal intubation if ‘sustained exhaled CO2’ is not detected. From @doctimcook.bsky.social, Andy Higgs & me. 🔑🔓Free full text in @bjajournals.bsky.social : kwnsfk27.r.eu-west-1.awstrack.me/L0/https:%2F...