Haynes S R, Morton N S
Department of Anaesthesia, Royal Hospital for Sick Children, Yorkhill, Glasgow.
Anaesthesia. 1990 Dec;45(12):1067-9. doi: 10.1111/j.1365-2044.1990.tb14891.x.
The efficacy of a modified oesophageal detector device was evaluated in a single-blind study of 20 healthy infants. It was found to be unreliable as a method to discriminate oesophageal from tracheal intubation in this age group.