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Ollenschläger G, Marshall C, Qureshi S, Rosenbrand K, van Barneveld T. Towards collaborative research in evidence based medicine. The international network for evidence based guidelines G-I-N. BMJ 327 (7423) 1090 2003 [cited: 03.03.2008]
zuletzt verändert: 30.06.2015 10:09
