S. Halpern, J. Karlawish, and J. Berlin. JAMA : the journal of the American Medical Association, 288 (3):
358-62(July 2002)3459<m:linebreak></m:linebreak>Mesures de contrast.
B. Djulbegovic, and M. Clarke. JAMA : the journal of the American Medical Association, 285 (9):
1206-8(March 2001)2678<m:linebreak></m:linebreak>JAMA. 2001 Mar 7;285(9):1155-63.;<m:linebreak></m:linebreak>Tests d'equivalència.