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Design of cohort studies in chronic diseases using routinely collected databases when a prescription is used as surrogate outcome.
Lodi, Sara; Carpenter, James; Egger, Peter; Evans, Stephen.
Affiliation
  • Lodi S; London School of Hygiene and Tropical Medicine, London, UK. sal@ctu.mrc.ac.uk
BMC Med Res Methodol ; 11: 36, 2011 Apr 01.
Article in En | MEDLINE | ID: mdl-21457565
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Full text: 1 Collection: 01-internacional Database: MEDLINE Main subject: Arthritis, Rheumatoid / Research Design / Steroids / Data Collection Type of study: Etiology_studies / Incidence_studies / Observational_studies / Prognostic_studies / Risk_factors_studies Limits: Humans Language: En Journal: BMC Med Res Methodol Journal subject: MEDICINA Year: 2011 Document type: Article Affiliation country: United kingdom Country of publication: United kingdom
Fulltext
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Full text: 1 Collection: 01-internacional Database: MEDLINE Main subject: Arthritis, Rheumatoid / Research Design / Steroids / Data Collection Type of study: Etiology_studies / Incidence_studies / Observational_studies / Prognostic_studies / Risk_factors_studies Limits: Humans Language: En Journal: BMC Med Res Methodol Journal subject: MEDICINA Year: 2011 Document type: Article Affiliation country: United kingdom Country of publication: United kingdom