1. Occurrence and concentrations of pharmaceutical compounds in groundwater used for public drinking-water supply in California;Fram;Sci. Total Environ.,2011
2. Analysis, occurrence and removal of pharmaceuticals in African water resources: a current status;Madikizela;J Environ Manage [Internet],2020
3. Pharmaceuticals in freshwater aquatic environments: a comparison of the African and European challenge;Fekadu;Sci Total Environ [Internet],2019
4. Occurrence patterns of pharmaceutical residues in wastewater, surface water and groundwater of Nairobi and Kisumu city, Kenya;K’oreje;Chemosphere,2016
5. Occurrence and distribution pattern of acidic pharmaceuticals in surface water, wastewater, and sediment of the Msunduzi River, Kwazulu-Natal, South Africa;Agunbiade;Environ. Toxicol. Chem.,2016