title: [Evaluation of Tetrasorb method--extraction method].
mesh_terms: D000438:Alcohols; D000431:Ethanol; D004987:Ethers; D000644:Quaternary Ammonium Compounds; D012116:Resins, Plant; D013960:Thyroid Function Tests; D013974:Thyroxine / Q000097:blood*
chemical_list: D000438:Alcohols; D004987:Ethers; D000644:Quaternary Ammonium Compounds; D012116:Resins, Plant; D000431:Ethanol; D013974:Thyroxine