A rapid assessment of the implementation of integrated disease surveillance and response system in Northeast Nigeria, 2017 oleh Luka Mangveep Ibrahim, Mary Stephen, Ifeanyi Okudo, Samuel Mutbam Kitgakka, Ibrahim Njida Mamadu, Isha Fatma Njai, Saliu Oladele, Sadiq Garba, Olubunmi Ojo, Chikwe Ihekweazu, Clement Lugala Peter Lasuba, Ali Ahmed Yahaya, Peter Nsubuga, Wondimagegnehu Alemu