https://bmcendocrdisord.biomedcentral.com/articles/10.1186/s12902-015-0029-y
https://bmcendocrdisord.biomedcentral.com/articles/10.1186/s12902-015-0027-0
https://bmcendocrdisord.biomedcentral.com/articles/10.1186/s12902-015-0022-5
https://bmcendocrdisord.biomedcentral.com/articles/10.1186/s12902-015-0025-2
https://bmcendocrdisord.biomedcentral.com/articles/10.1186/s12902-015-0023-4
https://bmcendocrdisord.biomedcentral.com/articles/10.1186/s12902-015-0026-1
https://bmcendocrdisord.biomedcentral.com/articles/10.1186/s12902-015-0024-3
https://bmcendocrdisord.biomedcentral.com/articles/10.1186/s12902-015-0032-3
https://bmcendocrdisord.biomedcentral.com/articles/10.1186/s12902-015-0021-6