Bettinger Julie A, Scheifele David W, Halperin Scott A, Vaudry Wendy, Le Saux Nicole
Vaccine Evaluation Center; BC Children's Hospital; University of British Columbia; Vancouver, Canada.
Hum Vaccin Immunother. 2013 Jun;9(6):1323-4. doi: 10.4161/hv.24009. Epub 2013 Mar 1.