Wikipedia: Bilberry - Presents information including the herb's cultivation and effects. University of Maryland Medical Center - Provides an overview, precautions, and possible interactions with bilberry. Supporting research is also available. Herbwisdom.com - Bilberry - Article covering the benefits and uses of this herb. Loyola Medicine: Bilberry - Article focused on the herb's dosage, warnings and side effects. References included. Herbazest - Bilberry - An in-depth explanation on bilberry's active ingredients, their uses, its classification, and growing information. Calphotos: Bilberry - Several photographs of this herb (also known as Vaccinium myrtillus). PubMed Central - Article covering the effects of bilberry extract sharing the results and conclusions. NCCIH - Bilberry - Offering an introduction as well as the side effects involved with this herb.