Calcaterra V E, Annino D J, Carter B L, Woog J J
Department of Otolaryngology, Tufts University School of Medicine, Boston Floating Hospital for Infants and Children, MA, USA.
Otolaryngol Head Neck Surg. 1995 Oct;113(4):481-4. doi: 10.1016/S0194-59989570090-0.