Accuracy of International Classification of Diseases, 9th Revision, Clinical Modification codes for upper gastrointestinal complications varied by position and age: a validation study in a cohort of nonsteroidal anti-inflammatory drugs users in Friuli Ven

✍ Scribed by Pisa, Federica; Castellsague, Jordi; Drigo, Daniela; Riera-Guardia, Nuria; Giangreco, Manuela; Rosolen, Valentina; Clagnan, Elena; Zanier, Loris; Perez-Gutthann, Susana; Barbone, Fabio

• Book ID: 121191976
• Publisher: John Wiley and Sons
• Year: 2013
• Tongue: English
• Weight: 110 KB
• Volume: 22
• Category: Article
• ISSN: 1053-8569
• DOI: 10.1002/pds.3504