Authors: David R Burdge; Deborah M Money; John C Forbes; Sharon L Walmsley; Fiona M Smaill; Marc Boucher; Lindy M Samson; Marc Steben Journal: CMAJ Date: 2003-06-24 Impact factor: 8.262
Authors: Christine A Hughes; Dalyce Zuk; Michelle Foisy; Joan Robinson; Ameeta E Singh; Stan Houston Journal: Am J Public Health Date: 2009-04-16 Impact factor: 9.308