 This is achieved through international surveillance of the disease, as well as developments in diagnosis, management and treatment methods.EWGLI is based at the Health Protection Agency - Centre for Infections, Department of Respiratory Diseases (Legionella Section), 61 Colindale Avenue, London NW9 5EQ, United Kingdom

External Quality Assessment (EQA) schemes are an important component in the operation of EWGLI.The following schemes are available