title: Comparison of serum and urine concentrations of doxycycline and tetracycline phosphate complex.
mesh_terms: D000328:Adult; D000900:Anti-Bacterial Agents / Q000097:blood* / Q000652:urine*; D006801:Humans; D008297:Male; D008826:Microbial Sensitivity Tests; D009279:Naphthacenes / Q000097:blood / Q000652:urine; D013752:Tetracycline / Q000097:blood / Q000652:urine
chemical_list: D000900:Anti-Bacterial Agents; D009279:Naphthacenes; D013752:Tetracycline