Cite

    Bar-Zeev, N., Kapanda, L., King, C., Beard, J., Phiri, T., Mvula, H., Crampin, A. C., Mwansambo, C., Costello, A., Parashar, U., Tate, J. E., Verani, J. R., Whitney, C. G., Heyderman, R. S., Cunliffe, N. A., French, N., & ,  (2015). methods and challenges in measuring the impact of national pneumococcal and rotavirus vaccine introduction on morbidity and mortality in Malawi. Vaccine, 33(23), 2637–2645. http://access.bl.uk/ark:/81055/vdc_100032413099.0x000031