Original Article
AGREE II: Advancing guideline development, reporting and evaluation in health care
Melissa C Brouwers, Michelle E Kho, George P Browman, Jako S Burgers, Francoise Cluzeau, Gene Feder, Béatrice Fervers, Ian D Graham, Jeremy Grimshaw, Steven E Hanna, Peter Littlejohns, Julie Makarski and Louise Zitzelsberger