Lange, Ansgar
[Author];
Prenzler, Anne
[Author];
Bachmann, Oliver
[Author];
Linder, Roland
[Author];
Neubauer, Sarah
[Author];
Zeidler, Jan
[Author];
Manns, Michael P.
[Author];
Schulenburg, Johann-Matthias Graf von der
[Author]
Regional differences in health care of patients with inflammatory bowel disease in Germany