S. Walter, A. Ismaila, and P. Devereaux. Statistics in medicine, 27 (30):
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C. Hewitt, N. Mitchell, and D. Torgerson. BMJ (Clinical research ed.), 336 (7634):
23-5(January 2008)4863<m:linebreak></m:linebreak>LR: 20081120; JID: 8900488; 0 (Abortifacient Agents, Nonsteroidal); 0 (Anesthetics, Local); 137-58-6 (Lidocaine); 59122-46-2 (Misoprostol); OID: NLM: PMC2174757; ppublish; Exemples de recomanacions en sentit contrari als resultats<m:linebreak></m:linebreak>Presentació de dades; Interpretació de resultats.
J. Cook, P. McCulloch, J. Blazeby, D. Beard, D. Marinac-Dabic, and A. Sedrakyan. BMJ (Clinical research ed.), (January 2013)GR: G1002292/Medical Research Council/United Kingdom; GR: HHSF22321110172C/PHS HHS/United States; JID: 8900488; OID: NLM: PMC3685513; epublish;.
G. Fransen, C. van Marrewijk, S. Mujakovic, J. Muris, R. Laheij, M. Numans, N. de Wit, M. Samsom, J. Jansen, and J. Knottnerus. BMC medical research methodology, (January 2007)4304<m:linebreak></m:linebreak>LR: 20071115; PUBM: Electronic; DEP: 20070423; JID: 100968545; 0 (Histamine H2 Antagonists); 0 (Proton Pumps); RF: 24; 2007/02/14 received; 2007/04/23 accepted; 2007/04/23 aheadofprint; epublish;<m:linebreak></m:linebreak>Tipus d'estudis.
S. Bagshaw, F. McAlister, B. Manns, and W. Ghali. Archives of internal medicine, 166 (2):
161-6(January 2006)4023<m:linebreak></m:linebreak>Polítiques de recerca.
S. Pocock, T. Clayton, and G. Stone. Journal of the American College of Cardiology, 66 (24):
2757-66(December 2015)Disseny; RCT; Introductori; CV<br/><br/>Exemples i gràfics.
R. Groenwold, K. Moons, L. Peelen, M. Knol, and A. Hoes. Contemporary clinical trials, 32 (3):
399-402(May 2011)6063<m:linebreak></m:linebreak>Presentació de dades; Odds ratio; RR; Introductori.