Authors: Elaine C Moreland; Lisa K Volkening; Margaret T Lawlor; Karen A Chalmers; Barbara J Anderson; Lori M B Laffel Journal: Arch Intern Med Date: 2006-03-27
Authors: L M C Welschen; E Bloemendal; G Nijpels; J M Dekker; R J Heine; W A B Stalman; L M Bouter Journal: Cochrane Database Syst Rev Date: 2005-04-18
Authors: Andrew Farmer; Alisha Wade; David P French; Elizabeth Goyder; Ann Louise Kinmonth; Andrew Neil Journal: BMC Fam Pract Date: 2005-06-16 Impact factor: 2.497