Grading and Staging in Gastroenterology‎

By Tytgat   Guido N. J.;Tytgat   Stefaan H.A.J.;  

ISBN:9783131494412

Thieme‎(2011)‎

Access to resources Favorite 7.1416254

By Soenen Stefaan J. H.   Desender Linda   De Cuyper Marcel   in International Journal of Environmental and Analytical Chemistry

ISSN:0306-7319|87|10-11|783-796

Taylor & Francis Ltd‎(2007)‎

Access to resources Favorite 1.1125339