Supplemental material for A mixed-methods pilot study to evaluate a collaborative anaesthetic and surgical training package for emergency surgical cricothyroidotomy

Supplemental Material for A mixed-methods pilot study to evaluate a collaborative anaesthetic and surgical training package for emergency surgical cricothyroidotomy by Richard J Berwick, William Gauntlett, Sergio A Silverio, Hilary Wallace, Simon A Mercer, Jeremy M Brown, John E Sandars, Ben Morton and Peter Groom in Anaesthesia and Intensive Care