Doan B H 2000: Effects of different levels of dietary calcium and supplemental Vitamin C on growth, survivability, leg abnormalities, total ash in the tibia, serum calcium and phosphorus in 0-4 week-old chicks under tropical conditions. Livestock Research for Rural Development. Volume 12, Article #10. Retrieved , from http://www.lrrd.org/lrrd12/1/doa121.htm