Nalule A S, Karue C N, Katunguka-Rwakishaya E 2011: Anthelmintic activity of Phytolacca dodecandra and Vernonia amygdalina leaf extracts in naturally infected small East African goats. Livestock Research for Rural Development. Volume 23, Article #244. Retrieved , from http://www.lrrd.org/lrrd23/12/nalu23244.htm