Validity of peptic ulcer disease and upper gastrointestinal bleeding diagnoses in administrative databases: a systematic review protocol

INTRODUCTION: Administrative healthcare databases are useful to investigate the epidemiology, health outcomes, quality indicators and healthcare utilisation concerning peptic ulcers and gastrointestinal bleeding, but the databases need to be validated in order to be a reliable source for research. T...

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Shranjeno v:
Bibliografske podrobnosti
izdano v:BMJ Open
Main Authors: Montedori, Alessandro, Abraha, Iosief, Chiatti, Carlos, Cozzolino, Francesco, Orso, Massimiliano, Luchetta, Maria Laura, Rimland, Joseph M, Ambrosio, Giuseppe
Format: Artigo
Jezik:Inglês
Izdano: BMJ Publishing Group 2016
Teme:
Research Methods
Online dostop:https://ncbi.nlm.nih.gov/pmc/articles/PMC5030614/
https://ncbi.nlm.nih.gov/pubmed/27633635
https://ncbi.nlm.nih.govhttp://dx.doi.org/10.1136/bmjopen-2016-011776
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