Al-Hussaini Ali, Latif Farah, Berry Sandeep
Department of Otolaryngology, Head and Neck Surgery, Royal Glamorgan Hospital, Llantrisant CF72 8XR, UK
Nephrology Department, University Hospital of Wales, Cardiff, UK.
BMJ. 2014 Dec 10;349:g7572. doi: 10.1136/bmj.g7572.