T. Johnson. Primary dental care : journal of the Faculty of General Dental Practitioners (UK), 19 (1):
39-43(Januar 2012)6689<m:linebreak></m:linebreak>JID: 9617339; ppublish;<m:linebreak></m:linebreak>Disseny.
R. Wang, S. Lagakos, J. Ware, D. Hunter, und J. Drazen. The New England journal of medicine, 357 (21):
2189-94(November 2007)4348<br/>LR: 20080320; PUBM: Print; JID: 0255562; CIN: N Engl J Med. 2008 Mar 13;358(11):1199; author reply 1199-200. PMID: 18337613; CIN: N Engl J Med. 2008 Mar 13;358(11):1199; author reply 1199-200. PMID: 18340666; ppublish;<br/>Comparacions múltiples; Anàlisi de subgrups; RCT.