J. Llorca, и M. Delgado-Rodríguez. Medical science monitor : international medical journal of experimental and clinical research, 8 (10):
MT193-7(октября 2002)3579<m:linebreak></m:linebreak>Risc atribuïble.
L. Thabane, G. Wells, R. Cook, R. Platt, J. Pogue, E. Pullenayegum, D. Matthews, T. McCready, P. Devereaux, J. Cairns и 1 other автор(ы). Trials, (января 2011)6243<m:linebreak></m:linebreak>GR: Canadian Institutes of Health Research/Canada; JID: 101263253; OID: NLM: PMC3049182; 2010/11/14 received; 2011/02/18 accepted; 2011/02/18 aheadofprint; epublish;<m:linebreak></m:linebreak>Recursos/Organització; Consulting.
S. Crowne. Pediatrics in review / American Academy of Pediatrics, 31 (8):
335-6(августа 2010)5835<br/>JID: 8103046; ppublish;<br/><br/>Generalització; Introductori; Pediatria.