Reply to: “Requirements for applying a case–control study model and clinical significance of changes in the visual analogue scale score in abdominal pain”

✍ Scribed by Graziano Ceccarelli; Luciano Casciola; Massimo Codacci-Pisanelli; Alberto Bartoli; Lelio Di Zitti; Alessandro Spaziani; Alessia Biancafarina; Massimo Stefanoni; Alberto Patriti

• Publisher: Springer
• Year: 2009
• Tongue: English
• Weight: 88 KB
• Volume: 23
• Category: Article
• ISSN: 0930-2794
• DOI: 10.1007/s00464-009-0494-3