Those confounded vitamins: what can we learn from the differences between observational versus randomised trial evidence?

✍ Scribed by Debbie A Lawlor; George Davey Smith; K Richard Bruckdorfer; Devi Kundu; Shah Ebrahim

• Book ID: 117985591
• Publisher: The Lancet
• Year: 2004
• Tongue: English
• Weight: 82 KB
• Volume: 363
• Category: Article
• ISSN: 0140-6736
• DOI: 10.1016/s0140-6736(04)16260-0