Published on in Vol 5, No 1 (2013):
1 Nigeria Field Epidemiology and Laboratory Training Program (NFELTP) , Federal Capital Territory, Abuja, NIGERIA
2 Department of Epidemiology and community Health University of Ilorin, Faculty of Clinical Science, College of Medicine, Ibadan, Oyo State, NIGERIA
3 Ahmadu Bello University Zaria, Zaria shika, Kaduna State, NIGERIA
4 Kaduna State Ministry of Health Kaduna, Kaduna, Kaduna State, NIGERIA