Hypofractionated radiotherapy for the palliation of advanced head and neck cancer in patients unsuitable for curative treatment – “Hypo Trial” Authors letter of reply - Porceddu, Sandro V.; Rosser, Brenda; Burmeister, Bryan; Jones, Mark; Hickey, Brigid; Baumann, Kacy; Gogna, Kumar; Pullar, Andrew; Poulsen, Michael; Holt, Tanya (Radiotherapy & Oncology, 2008)