title: Web-based health applications provide useful and cost-effective tools; however, they should include key clinical variables and incorporate a coding or classification system.
authors.affiliation: Primary Care Informatics, Department of Community Health Sciences, St George's Hospital Medical School, London, UK. slusigna@sghms.ac.uk
authors.forename: Simon
authors.initials: S
authors.lastname: de Lusignan
mesh_terms: D003920:Diabetes Mellitus / Q000628:therapy*; D006801:Humans; D007194:India; D020407:Internet; D016347:Medical Records Systems, Computerized / Q000145:classification*; D009862:Online Systems; D012985:Software Design; D018875:Vocabulary, Controlled