Legionnaires’ disease Disease information Strategies and guidelines ELDSNet Forms European Legionnaires’ Disease Surveillance Network (ELDSNet) - Operating procedures Legionnaires’ disease GIS tool Surveillance and updates Strategies and guidelines for Legionnaires' disease ELDSNet Forms These forms are used by network members to report results of cluster investigations. European Legionnaires’ Disease Surveillance Network (ELDSNet) - Operating procedures Legionnaires’ disease GIS tool