The purpose of this Request for Proposals is to identify a suitable contractor to carry out activities throughout the process of developing WHO guidelines for the diagnosis and management of asthma in primary care, including; review of key questions, systematic review protocols, final systematic reviews and GRADE (Grading of Recommendations, Assessment, Development and Evaluation) tables; support to systematic review teams; participation and facilitation of the guideline development group meetings. See detailed Terms of Reference and bidding instructions under “Documents” below.  Please note: it is NOT necessary to click on “Express Interest” on the top right-hand side of the screen. In order to inform WHO that you are interested in participating in this Request for Proposals, please follow the provisions of the RFP document below.