https://bmccomplementmedtherapies.biomedcentral.com/articles/10.1186/1472-6882-10-2
https://bmccomplementmedtherapies.biomedcentral.com/articles/10.1186/1472-6882-10-4
https://bmccomplementmedtherapies.biomedcentral.com/articles/10.1186/1472-6882-10-6
https://bmccomplementmedtherapies.biomedcentral.com/articles/10.1186/1472-6882-10-1
https://bmccomplementmedtherapies.biomedcentral.com/articles/10.1186/1472-6882-10-3
https://bmccomplementmedtherapies.biomedcentral.com/articles/10.1186/1472-6882-10-5