https://bmcmedinformdecismak.biomedcentral.com/articles/10.1186/1472-6947-9-51
https://bmcmedinformdecismak.biomedcentral.com/articles/10.1186/1472-6947-9-49
https://bmcmedinformdecismak.biomedcentral.com/articles/10.1186/1472-6947-9-50
https://bmcmedinformdecismak.biomedcentral.com/articles/10.1186/1472-6947-9-48
https://bmcmedinformdecismak.biomedcentral.com/articles/10.1186/1472-6947-9-52