打嗝hiccup, In: Brain, 1970, Vol.93, S.851-72 J.S. Jones, T. Lloyd, L. Cannon, Persistent hiccups as an unusual manifestation of hyponatremia, In J. Emerg Med,
世界基督教研究中心Cox, James L.; Sutcliffe, Steven J. Religious studies in Scotland: A persistent tension with divinity. Religion. 2006-03-01, 36 (1): 1–28. ISSN 0048-721X