title: Evaluation of dual-wavelength spectrophotometry for drug level monitoring.
mesh_terms: D006801:Humans; D004364:Pharmaceutical Preparations / Q000097:blood*; D013055:Spectrophotometry, Infrared / Q000379:methods; D013056:Spectrophotometry, Ultraviolet / Q000379:methods
chemical_list: D004364:Pharmaceutical Preparations