https://bmcmedinformdecismak.biomedcentral.com/articles/10.1186/1472-6947-8-13
https://bmcmedinformdecismak.biomedcentral.com/articles/10.1186/1472-6947-8-15
https://bmcmedinformdecismak.biomedcentral.com/articles/10.1186/1472-6947-8-14
https://bmcmedinformdecismak.biomedcentral.com/articles/10.1186/1472-6947-8-17
https://bmcmedinformdecismak.biomedcentral.com/articles/10.1186/1472-6947-8-16