See an assortment of publications about oregano below so that you have scientifically-researched and reliable literature conveniently accessible should you need it.
- Journal of Ethnopharmacology
- 21 Nov 2014
- http://www.journals.elsevier.com/journal-of-ethnopharmacology/
- ELSEVIER
- Journal of Agricultural and Food Chemistry
- 21 Nov 2014
- http://pubs.acs.org/journal/jafcau
- ACS Publications
- Encyclopedia of Herbal Medicine
- Andrew Chevallier
- 2000
- Dorling Kindersley Adult
- 2nd
- 336
- USDA PLANTS DATABASE
- Natural Resources Conservation Service
- 23 Jul 2014
- http://plants.usda.gov/java
- United States Department of Agriculture (USDA)