Diffuse esophageal spasm.
Grübel C, Borovicka J, Schwizer W, Fox M, Hebbard G.
Grübel C, et al. Among authors: fox m.
Am J Gastroenterol. 2008 Feb;103(2):450-7. doi: 10.1111/j.1572-0241.2007.01632.x. Epub 2007 Nov 15.
Am J Gastroenterol. 2008.
PMID: 18005367
Review.