Then, how do I document the idea? Bibliographic search engines Sonia Fernández-Ananín; Jesús Bollo Rodríguez; Eduardo M. Targarona Soler;

Steps in conducting a systematic review with meta-analysis Josep M. Garcia-Alamino; Manuel López-Cano;

Abdominal wall surgery units accreditation. The Spanish model Manuel López-Cano; Pilar Hernández-Granados; Salvador Morales-Conde; Antonio Ríos; José Antonio Pereira-Rodríguez;