https://bmcendocrdisord.biomedcentral.com/articles/10.1186/s12902-015-0012-7
https://bmcendocrdisord.biomedcentral.com/articles/10.1186/s12902-015-0015-4
https://bmcendocrdisord.biomedcentral.com/articles/10.1186/s12902-015-0018-1
https://bmcendocrdisord.biomedcentral.com/articles/10.1186/s12902-015-0009-2
https://bmcendocrdisord.biomedcentral.com/articles/10.1186/s12902-015-0011-8
https://bmcendocrdisord.biomedcentral.com/articles/10.1186/s12902-015-0014-5
https://bmcendocrdisord.biomedcentral.com/articles/10.1186/s12902-015-0013-6
https://bmcendocrdisord.biomedcentral.com/articles/10.1186/s12902-015-0016-3
https://bmcendocrdisord.biomedcentral.com/articles/10.1186/s12902-015-0005-6