1. 1) WHO. 2007. Fifty-seventh session of Regional Committee adopts five Resolutions and a Declaration on Traditional Medicine. AFRO News (A Publication of WHO Regional Office for Africa) 8: 1-4.
2. 2) Vermeer DE, Ferrell RE. 1985. Nigerian geophagical clay: a traditional antidiarrheal pharmaceutical. Science 227: 634-636.
3. 3) Plomelli D, Pollio A. 1994. Medicinal plants. Nature 371: 9.
4. 4) Vandebroek I, Calewaert JB, De jonckheere S, Sanca S, Semo L, Van Damme P, Van Puyvelde L, De Kimpe N. 2004. Use of medicinal plants and pharmaceuticals by indigenous communities in the Bolivian Andes and Amazon. Bull World Health Organ 82: 243-250.
5. 5) Vogel G. 2000. African research. Traditional and modern medicine merge to save lives. Science 290: 432.