Authors: C K Jablecki; M T Andary; M K Floeter; R G Miller; C A Quartly; M J Vennix; J R Wilson Journal: Neurology Date: 2002-06-11 Impact factor: 9.910
Authors: Annette A M Gerritsen; Henrica C W de Vet; Rob J P M Scholten; Frits W Bertelsmann; Marc C T F M de Krom; Lex M Bouter Journal: JAMA Date: 2002-09-11 Impact factor: 56.272