Response to Letter to the Editor on administrative database research infrequently uses validated diagnostic or procedural codes

✍ Scribed by Carl van Walraven

• Book ID: 116624074
• Publisher: Elsevier Science
• Year: 2012
• Tongue: English
• Weight: 59 KB
• Volume: 65
• Category: Article
• ISSN: 0895-4356
• DOI: 10.1016/j.jclinepi.2011.12.002