https://immunityageing.biomedcentral.com/articles/10.1186/1742-4933-11-16
https://immunityageing.biomedcentral.com/articles/10.1186/s12979-014-0019-3
https://immunityageing.biomedcentral.com/articles/10.1186/s12979-014-0017-5
https://immunityageing.biomedcentral.com/articles/10.1186/s12979-014-0018-4