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2. Laryngeal herpes: a case report;Pinto;J Voice,2002
3. Herpes zoster laryngis with prelaryngeal skin erythema;Wu;Ann Otol Rhinol Laryngol,2004
4. Case of zoster sine herpete presenting with dysphagia diagnosed by PCR analysis of VZV DNA in auricular skin exudated (in Japanese);Yaguchi;Rinsho Shinkeigaku,2006
5. A case of multiple cranial nerve palsy with severe dysphagia due to herpes zoster infection (in Japanese);Maeda;Rinsho Shinkeigaku,1992