Authors: L Simonsen; A S Khan; H E Gary; C Hanson; M A Pallansch; S Music; R C Holman; J A Stewart; D D Erdman; N H Arden; I K Arenberg; L B Schonberger Journal: Epidemiol Infect Date: 1996-08 Impact factor: 2.451
Authors: H S Cohen; M G Stewart; A E Brissett; K L Olson; M Takashima; H Sangi-Haghpeykar Journal: ORL J Otorhinolaryngol Relat Spec Date: 2010-04-24 Impact factor: 1.538