TY - JOUR T1 - Missing the point (estimate)? Confidence intervals for the number needed to treat JF - Canadian Medical Association Journal JO - CMAJ SP - 1676 LP - 1677 VL - 166 IS - 13 AU - Nicholas J. Barrowman Y1 - 2002/06/25 UR - http://www.cmaj.ca/content/166/13/1676.abstract ER -