[Cross-cultural adaptation of the instrument Appraisal of Guidelines For Research & Evaluation II (AGREE II) for assessment of clinical guidelines].

This article describes the adaptation of the Appraisal of Guidelines for Research & Evaluation II (AGREE II) instrument into Portuguese. A cross-cultural adaptation followed internationally accepted standards with the stages of translation, synthesis, back-translation, evaluation by an expert committee, and external evaluation. The translated instrument was published on the official AGREE websites.