https://bmcendocrdisord.biomedcentral.com/articles/10.1186/s12902-017-0157-7
https://bmcendocrdisord.biomedcentral.com/articles/10.1186/s12902-017-0165-7
https://bmcendocrdisord.biomedcentral.com/articles/10.1186/s12902-017-0162-x
https://bmcendocrdisord.biomedcentral.com/articles/10.1186/s12902-017-0161-y
https://bmcendocrdisord.biomedcentral.com/articles/10.1186/s12902-017-0158-6
https://bmcendocrdisord.biomedcentral.com/articles/10.1186/s12902-017-0156-8
https://bmcendocrdisord.biomedcentral.com/articles/10.1186/s12902-017-0163-9
https://bmcendocrdisord.biomedcentral.com/articles/10.1186/s12902-017-0159-5