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Pavlov, D.N. (Dobromir Nikolov)
(University of Pretoria, 2005-10-28)
Heterotrophic plate counts (HPCs) are commonly used to assess the general microbiological quality of drinking water. Drinking water quality specifications world-wide recommend HPC limits from 100 to 500 cfu.m1-1. However, ...
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Pavlov, D.N. (Dobromir Nikolov)
(University of Pretoria, 2004)
Large epidemics of poliomyelitis spread across the world in the first half of the 20th century. However, polio incidence fell rapidly across the world following the introduction of the oral poliovirus vaccine (OPV). Since ...