Authors: Nayer Khazeni; David W Hutton; Alan M Garber; Nathaniel Hupert; Douglas K Owens Journal: Ann Intern Med Date: 2009-12-15 Impact factor: 25.391
Authors: Hans P Duerr; Stefan O Brockmann; Isolde Piechotowski; Markus Schwehm; Martin Eichner Journal: BMC Infect Dis Date: 2007-07-13 Impact factor: 3.090