@misc{indiciaec807a900fb70, title = {Liquid-solid sample preparation in drug analysis.}, author = {R D McDowall and J C Pearce and G S Murkitt}, year = {1986}, doi = {10.1016/0731-7085(86)80018-8}, url = {https://pubmed.ncbi.nlm.nih.gov/16867625/}, note = {Source identifier: 16867625} }