Yap D, Shakir A, Costello R, Browning S
Department of ENT, Royal Gwent Hospital, Newport, UK.
Department of Otolaryngology and Head and Neck Surgery, Singleton Hospital, Swansea, UK.
Clin Otolaryngol. 2017 Oct;42(5):1078-1081. doi: 10.1111/coa.12852. Epub 2017 Mar 7.