https://journalotohns.biomedcentral.com/articles/10.1186/s40463-016-0122-x https://journalotohns.biomedcentral.com/articles/10.1186/s40463-016-0116-8 https://journalotohns.biomedcentral.com/articles/10.1186/s40463-016-0120-z https://journalotohns.biomedcentral.com/articles/10.1186/s40463-016-0117-7 https://journalotohns.biomedcentral.com/articles/10.1186/s40463-015-0113-3 https://journalotohns.biomedcentral.com/articles/10.1186/s40463-016-0115-9