https://bmcnurs.biomedcentral.com/articles/10.1186/s12912-016-0197-8 https://bmcnurs.biomedcentral.com/articles/10.1186/s12912-016-0198-7 https://bmcnurs.biomedcentral.com/articles/10.1186/s12912-016-0200-4 https://bmcnurs.biomedcentral.com/articles/10.1186/s12912-016-0196-9 https://bmcnurs.biomedcentral.com/articles/10.1186/s12912-016-0195-x https://bmcnurs.biomedcentral.com/articles/10.1186/s12912-017-0201-y https://bmcnurs.biomedcentral.com/articles/10.1186/s12912-016-0199-6 https://bmcnurs.biomedcentral.com/articles/10.1186/s12912-017-0202-x