R. Ziegler | W. Gaus
Comparative Observational Studies in Therapeutic Research
Approach to the Development of Guidelines for Research and Reporting. Symposium, Rüttihubelbad, August 2003: Proceedings. Supplement Issue: "Forschende Komplementärmedizin und Klassische Naturheilkunde /Research in Complementary and Classical Natural Medicine 2004, Volume 11, Supplement 1". Supplement Issue: Forschende Komplementärmedizin und Klassische Naturheilkunde / Research in Complementary and Classical Natural Medicine 2004, Vol. 11, Suppl. 1