https://bmcinthealthhumrights.biomedcentral.com/articles/10.1186/s12914-014-0029-4
https://bmcinthealthhumrights.biomedcentral.com/articles/10.1186/s12914-014-0030-y
https://bmcinthealthhumrights.biomedcentral.com/articles/10.1186/s12914-014-0028-5
https://bmcinthealthhumrights.biomedcentral.com/articles/10.1186/1472-698X-14-27