ISBN 978-1-85315-497-3. Koltai, P. J.; Nixon, R. E. The story of the laryngoscope. Ear, Nose, & Throat Journal. 1989-07, 68 (7): 494-502. ISSN 0145-5613
efficacy of prophylactic antibiotics in basilar skull fractures?. The Laryngoscope. January 2014, 124 (1): 8–9. PMID 24122671. doi:10.1002/lary.23934. Nellis