Authors: Wolfgang Bachleitner; Lena Kempinger; Corinna Wülbeck; Dirk Rieger; Charlotte Helfrich-Förster Journal: Proc Natl Acad Sci U S A Date: 2007-02-16 Impact factor: 11.205
Authors: Ian B Hickie; Sharon L Naismith; Rébecca Robillard; Elizabeth M Scott; Daniel F Hermens Journal: BMC Med Date: 2013-03-22 Impact factor: 8.775