Authors: F A McAlister; N F Murphy; C R Simpson; S Stewart; K MacIntyre; M Kirkpatrick; J Chalmers; A Redpath; S Capewell; J J V McMurray Journal: BMJ Date: 2004-04-23
Authors: G Davey Smith; C Hart; D Hole; P MacKinnon; C Gillis; G Watt; D Blane; V Hawthorne Journal: J Epidemiol Community Health Date: 1998-03 Impact factor: 3.710