1. National Center for Complementary and Integrative Health (NCCIH). Are You Considering a Complementary Health Approach? [Internet]. 2021 [cited 2021 March 2] https://www.nccih.nih.gov/health/are-you-considering-a-complementary-health-approach
2. Surette S, Vanderjagt L, Vohra S. Surveys of complementary and alternative medicine usage: a scoping study of the paediatric literature. Complement Ther Med. 2013;21(Suppl 1):S48–53.
3. Government of Canada. Natural Health Products. [Internet]. 2021 [cited 2021 Mar 2]; https://www.canada.ca/en/health-canada/services/drugs-health-products/natural-non-prescription.html
4. Office of Dietary Supplements. National Institutes of Health. Dietary Supplement Health and Education Act of 1994. Public Law 103–417. 103rd Congress. [cited 2021 March 2] https://ods.od.nih.gov/About/DSHEA_Wording.aspx.
5. National Center for Complementary and Integrative Health (NCCIH). Traditional Chinese Medicine: What You Need To Know? [Internet]. 2021 [cited 2021 March 2] https://www.nccih.nih.gov/health/traditional-chinese-medicine-what-you-need-to-know