Nwankwo, E.O., Nwachukwu, E. and Nwankwo, P.O. 2015. Microbial contamination of air and protective wears in the operating theatre and surgical wards of two tertiary hospitals in Kano, Northwestern Nigeria. International Journal of Infection Control. 11, 3 (Sep. 2015). DOI:https://doi.org/10.3396/ijic.v11i3.13863.