[1]
N. C. Veitch, M. Smith, and I. A. Baxter, Herbal medicines, 4th ed. London: Pharmaceutical Press, 2013.
[2]
S. E. Edwards, Phytopharmacy: An Evidence-Based Guide to Herbal Medical Products. Available: http://dx.doi.org/10.1002/9781118543436
[3]
European Scientific Cooperative on Phytotherapy, E/S/C/O/P monographs: the scientific foundation for herbal medicinal products, 2nd ed., Completely rev. and Expanded. Exeter ; Stuttgart: E/S/C/O/P, 1999.
[4]
M. Heinrich, Fundamentals of pharmacognosy and phytotherapy, 2nd ed. Edinburgh: Churchill Livingstone/Elsevier, 2012.
[5]
Stockley’s herbal medicines interactions: a guide to the interactions of herbal medicines, 2nd ed. London: Pharmaceutical Press, 2013. Available: http://www.medicinescomplete.com/mc/shmi/current/
[6]
M. Heinrich, ‘Quality and safety of herbal medical products: regulation and the need for quality assurance along the value chains’, British Journal of Clinical Pharmacology, vol. 80, no. 1, pp. 62–66, July 2015, doi: 10.1111/bcp.12586
[7]
G. T. Prance and M. Nesbitt, The cultural history of plants. New York: Routledge, 2005. Available: https://www.dawsonera.com/guard/protected/dawson.jsp?name=https://shib-idp.ucl.ac.uk/shibboleth&dest=http://www.dawsonera.com/depp/reader/protected/external/AbstractView/S9780203020906
[8]
M. Karsch-Völk, B. Barrett, D. Kiefer, R. Bauer, K. Ardjomand-Woelkart, and K. Linde, ‘Echinacea for preventing and treating the common cold’, in Cochrane Database of Systematic Reviews, Chichester, UK: John Wiley & Sons, Ltd, 1996. doi: 10.1002/14651858.CD000530.pub3. Available: http://doi.wiley.com/10.1002/14651858.CD000530.pub3
[9]
B. Lockwood and L. Rapport, Nutraceuticals: a guide for healthcare professionals, Second edition. London: Pharmaceutical Press, 2007. Available: https://ebookcentral.proquest.com/lib/ucl/detail.action?docID=363949
[10]
S. B. Kayne, Complementary and alternative medicine. London: Pharmaceutical Press, 2009. Available: https://ebookcentral.proquest.com/lib/ucl/detail.action?docID=411097
[11]
M. Wichtl, J. Brinckmann, and M. P. Lindenmaier, Herbal drugs and phytopharmaceuticals: a handbook for practice on a scientific basis, 3rd ed. Stuttgart ; Boca Raton: Medpharm, 2004.
[12]
E. M. Williamson, Major herbs of Ayurveda. London: Churchill Livingstone, 2002.
[13]
Stockley’s herbal medicines interactions: a guide to the interactions of herbal medicines, 2nd ed. London: Pharmaceutical Press, 2013. Available: http://www.medicinescomplete.com/mc/shmi/current/
[14]
C. M. Witt, ‘Clinical research on traditional drugs and food items—the potential of comparative effectiveness research for interdisciplinary research’, Journal of Ethnopharmacology, vol. 147, no. 1, pp. 254–258, May 2013, doi: 10.1016/j.jep.2013.02.024
[15]
‘Medicines and Healthcare products Regulatory Agency - GOV.UK’. Available: https://www.gov.uk/government/organisations/medicines-and-healthcare-products-regulatory-agency
[16]
British Pharmacopoeia Commission and Stationery Office (Great Britain), British pharmacopoeia 2016. London: Stationery Office, 2015.
[17]
‘MedicinesComplete’. Available: https://www.medicinescomplete.com/mc/