Intended for healthcare professionals

Research Article

A nasogastric tube in the sphenoid sinus.

Br Med J (Clin Res Ed) 1987; 295 doi: https://doi.org/10.1136/bmj.295.6613.1653-a (Published 19 December 1987) Cite this as: Br Med J (Clin Res Ed) 1987;295:1653