title: Investigating the indigo drainage bag.
mesh_terms: D000368:Aged; D003116:Color; D004322:Drainage / Q000295:instrumentation*; D005260:Female; D006801:Humans; D007203:Indigo Carmine / Q000652:urine*; D007211:Indoles / Q000652:urine*; D014364:Tryptophan / Q000378:metabolism; D014556:Urine / Q000032:analysis*
chemical_list: D007211:Indoles; D014364:Tryptophan; D007203:Indigo Carmine