Mahmoud, A. O., A. A. Ayanniyi, A. Lawal, C. O. Omolase, Y. Ologunsua, and E. Samaila. “Perceptions of Nigerian Medical Specialists on Research”. Journal of Public Health in Africa, vol. 2, no. 1, Feb. 2011, p. e1, doi:10.4081/jphia.2011.e1.