Links
[1] https://www.ncri.ie/cancers/head-neck
[2] https://www.ncri.ie/https
[3] http://www.ncbi.nlm.nih.gov/pubmed/26455292
[4] https://www.ncri.ie/news/article/infection-prolongs-length-hospital-stay-after-head-and-neck-cancer
[5] https://www.ncri.ie/research/projects/hospital-length-stay-after-cancer-surgery