S. Daouk, S. Fleury-Souverain, and Y. Daali, “Development of an LC-MS/MS Method for the Assessment of Selected Active Pharmaceuticals and Metabolites in Wastewaters of a Swiss University Hospital”, Chimia, vol. 69, no. 11, p. 684, Nov. 2015, doi: 10.2533/chimia.2015.684.