title: A comparison of lignin test and filter paper spot test for the screening of the long acting sulfonamides in urine.
mesh_terms: D005374:Filtration; D006801:Humans; D008031:Lignin; D011739:Pyrimethamine / Q000652:urine*; D013413:Sulfadoxine / Q000652:urine*; D013415:Sulfalene / Q000652:urine*; D013424:Sulfanilamides / Q000652:urine*
chemical_list: D013424:Sulfanilamides; D013413:Sulfadoxine; D008031:Lignin; D013415:Sulfalene; D011739:Pyrimethamine