1. Dysphagia, dyspepsia and hiccup;Twycross,1993
2. Treatment of intractable hiccup with baclofen: results of a double-blind randomized, controlled, cross over study;Ramirez;Am J Gastroenterol,1992
3. Treatment of intractable hiccups with intramuscular haloperidol;Ives;Am J Psychiatry,1985
4. Intractable singultus: a diagnostic and therapeutic challenge;Fodstad;Br J Neurosurg,1993
5. Hiccup in adults: an overview;Launois;Eur Respir J,1993