P. Royle, L. Bain, und N. Waugh. BMC medical research methodology, 5 (1):
2(Januar 2005)LR: 20061115; PUBM: Electronic; DEP: 20050108; JID: 100968545; 2004/08/11 received; 2005/01/08 accepted; 2005/01/08 aheadofprint; epublish.
E. Bernstam, J. Herskovic, Y. Aphinyanaphongs, C. Aliferis, M. Sriram, und W. Hersh. Journal of the American Medical Informatics Association : JAMIA, 13 (1):
96-105(Januar 2006)LR: 20061115; PUBM: Print-Electronic; GR: 5 K22 LM008306/LM/NLM; DEP: 20051012; JID: 9430800; 2005/10/12 aheadofprint; 2005/10/14 aheadofprint; ppublish.