Advertisement: Preregister now for the Medicine 2.0 Congress

Tweetations for "The Influence of Response Mode on Study Results: Offering Cigarette Smokers a Choice of Postal or Online Completion of a Survey"

Peter W Callas, Laura J Solomon, John R Hughes, Amy E Livingston
J Med Internet Res 2010 (Oct 21); 12(4):e46 

ALL TIME (5)  IN THE LAST MONTH (0)  IN THE LAST SIX MONTHS (0)  IN THE LAST YEAR (0)

Tweets 1 - 5 of 5.
1.
 
2.
 
3.
 
4.
 
5.
 
Tweets 1 - 5 of 5. 1