Reduced anxiety-like behavior and central neurochemical change in germ-free mice.
Neurogastroenterol Motil. 2011 Mar;23(3):255-64, e119. doi: 10.1111/j.1365-2982.2010.01620.x. Epub 2010 Nov 5.
Neurogastroenterol Motil. 2011.
PMID: 21054680