G. Siontis, and J. Ioannidis. International journal of epidemiology, 40 (5):
1292-307(October 2011)6416<m:linebreak></m:linebreak>JID: 7802871; 2011/07/06 aheadofprint; ppublish;<m:linebreak></m:linebreak>Tamaño del efecto; Interpretació de resultats.
T. Furukawa, N. Watanabe, I. Omori, V. Montori, and G. Guyatt. JAMA : the journal of the American Medical Association, 297 (5):
468-70(February 2007)4307<m:linebreak></m:linebreak>LR: 20071115; PUBM: Print; JID: 7501160; ppublish;<m:linebreak></m:linebreak>Metaanàlisi.