https://bmccomplementmedtherapies.biomedcentral.com/articles/10.1186/1472-6882-10-48 https://bmccomplementmedtherapies.biomedcentral.com/articles/10.1186/1472-6882-10-47 https://bmccomplementmedtherapies.biomedcentral.com/articles/10.1186/1472-6882-10-51 https://bmccomplementmedtherapies.biomedcentral.com/articles/10.1186/1472-6882-10-49 https://bmccomplementmedtherapies.biomedcentral.com/articles/10.1186/1472-6882-10-53 https://bmccomplementmedtherapies.biomedcentral.com/articles/10.1186/1472-6882-10-55 https://bmccomplementmedtherapies.biomedcentral.com/articles/10.1186/1472-6882-10-50 https://bmccomplementmedtherapies.biomedcentral.com/articles/10.1186/1472-6882-10-52 https://bmccomplementmedtherapies.biomedcentral.com/articles/10.1186/1472-6882-10-54