Links[1] https://www.ncri.ie/cancers/all-invasive [2] https://www.ncri.ie/https [3] https://www.ncri.ie/sites/ncri/files/pubs/papers/Factors%20predicting%20hospital%20length%20of%20stay%20after%20colorectal%20resection.pdf [4] http://www.biomedcentral.com/1472-6963/12/77