Duren S, KM Crandell. 2000. The role of vitamins and growth in horses. World Equine Vet Rev: 3/4:12-16. The following paper will discuss several vitamins with known influences on skeletal growth and indirect relationships with healthy growth. In addition, this paper will evaluate the potential need for vitamin supplementation in growing horse diets.

Crandell KM, 2000. Vitamin requirements in the horse. World Equine Veterinary Review. Vol. 5/8:15-20. Continued investigation into vitamin requirements in horses will broaden the understanding of the vital importance of these delicate organic compounds and to highlight the significance of optimal, not just minimal, nutrition in the equine.

Duren S, KM Crandell. 1998. Feeding the endurance horse. World Equine Veterinary Review. Vol 3/2:28-35. Related report from Advances in Equine Nutrition:  

Crandell KM. 1998. The importance of vitamin A to the equine diet. World Equine Veterinary Review. Vol 3/1:12-17.