http://www.medunigraz.at/gastroenterologie/

Medical Tribune – Med. Univ. Klinik Graz

http://www.medical-tribune.at/dynasite.cfm?dsmid=93905&dspaid=713818

WHO  http://www.google.at/search?hl=de&q=WHO&meta=

Medical University Graz

http://www.meduni-graz.at/cms/cms.php

Karl-Franzens-Universitaet Graz

http://www.kfunigraz.ac.at/

UNIVERSITY OF TECHNOLOGY Graz

http://portal.tugraz.at/portal/page?_pageid=75,1&_dad=portal&_schema=PORTAL

Cedars-Sinai Medical Center

http://www.cedars-sinai.edu/

L.A. Metropolitan Medical Center

http://www.lammc.com/

Asklepios Kliniken

http://www.asklepios.com/das_unternehmen/default.asp

SVA

http://esv-sva.sozvers.at/portal/index.html?ctrl:cmd=render&ctrl:window=svaportal.start.startWindow&p_menuid=6259&p_tabid=1