Authors: Emily H Chan; Timothy F Brewer; Lawrence C Madoff; Marjorie P Pollack; Amy L Sonricker; Mikaela Keller; Clark C Freifeld; Michael Blench; Abla Mawudeku; John S Brownstein Journal: Proc Natl Acad Sci U S A Date: 2010-11-29 Impact factor: 11.205