M. Saidu

Mechanization and Agricultural Productivity Functions in Umuahia North LGA, Abia, Nigeria

R. S. Bello, M. B. Bello, P. Onyeanula, 2015 .

Conduct of vaccination in hard-to-reach areas to address potential polio reservoir areas, 2014–2015

F. Shuaib, F. Braka, S. Tegegne, 2018, BMC Public Health.