title: Use of serum drug concentrations in a private outpatient clinic.
mesh_terms: D000328:Adult; D004077:Digoxin / Q000097:blood; D005260:Female; D006801:Humans; D008297:Male; D008875:Middle Aged; D004364:Pharmaceutical Preparations / Q000097:blood*; D010593:Pharmaceutical Services; D011331:Private Practice; D013806:Theophylline / Q000097:blood
chemical_list: D004364:Pharmaceutical Preparations; D004077:Digoxin; D013806:Theophylline