1. Race;Baker,1974
2. The African AIDS epidemic;Caldwell;Journal of Population Research,2002
3. Genes, peoples, and languages;Cavalli-Sforza;PNAS,1997
4. Should scientists study race and IQ? Yes: The scientific truth must be pursued;Ceci;Nature,2009
5. Substance use and road traffic accidents among Nigerian commercial motor cyclists;Dagona;Ife Psycholog IA,1994