Comparison of hernia registries : the CORE project
Introduction: The aim of the international CORE project was to explore the databases of the existing hernia registries and compare them in content and outcome variables. Methods: The CORE project was initiated with representatives from all established hernia registries (Danish Hernia Database, Swedish Hernia Registry, Herniamed, EuraHS, Club Hernie, EVEREG, AHSQC) in March 2015 in Berlin. The foll