“…Secondly, we found articles reflecting recommendations of committees or guideline developers on how to best develop and implement guidelines [ 6 , 16 , 26 , 44 , 50 ]. Two articles reflected on seminars that had been organised to discuss guideline development [ 14 , 20 ]. Then there were articles that referred to some publications but that could best be categorised as statements of opinion [ 3 , 36 , 39 , 49 ].…”