https://jissn.biomedcentral.com/articles/10.1186/1550-2783-12-S1-P59 https://jissn.biomedcentral.com/articles/10.1186/s12970-015-0103-x https://jissn.biomedcentral.com/articles/10.1186/s12970-015-0105-8 https://jissn.biomedcentral.com/articles/10.1186/s12970-015-0102-y https://jissn.biomedcentral.com/articles/10.1186/s12970-015-0104-9