Authors: Stephen M Campbell; Evangelos Kontopantelis; David Reeves; Jose M Valderas; Ella Gaehl; Nicola Small; Martin O Roland Journal: Ann Fam Med Date: 2010 Nov-Dec Impact factor: 5.166
Authors: Ameneh Setareh Forouzan; Mehdi Ghazinour; Masoumeh Dejman; Hassan Rafeiey; Miguel San Sebastian Journal: BMC Health Serv Res Date: 2011-11-25 Impact factor: 2.655