Authors: L A Baker; S G Docimo; I Surer; C Peters; L Cisek; D A Diamond; A Caldamone; M Koyle; W Strand; R Moore; R Mevorach; J Brady; G Jordan; M Erhard; I Franco Journal: BJU Int Date: 2001-04 Impact factor: 5.588
Authors: Andreas Pettersson; Lorenzo Richiardi; Agneta Nordenskjold; Magnus Kaijser; Olof Akre Journal: N Engl J Med Date: 2007-05-03 Impact factor: 91.245