PT  - JOURNAL ARTICLE
AU  - Alexandra L. Barratt
AU  - Peter C. Wyer
AU  - Gordon Guyatt
AU  - Judy M. Simpson
TI  - NNT for studies with long-term follow-up
AID  - 10.1503/cmaj.1041709
DP  - 2005 Mar 01
TA  - Canadian Medical Association Journal
PG  - 613--615
VI  - 172
IP  - 5
4099  - http://www.cmaj.ca/content/172/5/613.2.short
4100  - http://www.cmaj.ca/content/172/5/613.2.full
SO  - CMAJ2005 Mar 01; 172