TY - JOUR AU - Louro Gonzalez, Arturo PY - 2013 SN - 1748-5908 UR - http://hdl.handle.net/20.500.11940/4319 LA - eng TI - Strategies to assess the validity of recommendations: a study protocol DO - 10.1186/1748-5908-8-94 T2 - Implementation Science VL - 8 ER -