Dr . jan n . de hoon from k . u . leuven , belgium and colleagues investigated arterial structural and functional properties in 50 patients with a recent onset of migraine 来自比利时，列弗的jan博士和他的同事们研究了50位具有初期患偏头痛的病人的动脉结构和功能的性质。
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According to research conducted by isbor co - founder daniel van steenberghe and his co - workers at catholic university ? leuven in belgium and our group at tel aviv university in israel , about 85 to 90 percent of cases originate in the mouth 根据比利时天主教荷语鲁汶大学的凡史汀柏夫（ isbor的共同发起人）及合作人员，以及我在以色列特拉维夫大学的研究团队所做的研究， 85 ~ 90 %的口臭例子，问题都出在口腔。
