APA Citation

Barratt, A. L., Wyer, P. C., Guyatt, G., & Simpson, J. M. (2005). NNT for studies with long-term follow-up. CMAJ.

Chicago Style Citation

Barratt, Alexandra L., Peter C. Wyer, Gordon Guyatt, and Judy M. Simpson. "NNT for Studies With Long-term Follow-up." CMAJ 2005.

MLA Citation

Barratt, Alexandra L., Peter C. Wyer, Gordon Guyatt, and Judy M. Simpson. "NNT for Studies With Long-term Follow-up." CMAJ 2005.

Warning: These citations may not always be 100% accurate.