title: Problems in the measurement of urinary TRH.
mesh_terms: D005069:Evaluation Studies as Topic; D006801:Humans; D007031:Hypothalamus / Q000032:analysis; D011863:Radioimmunoassay / Q000379:methods; D013973:Thyrotropin-Releasing Hormone / Q000032:analysis / Q000652:urine*; D014508:Urea; D014510:Urease
chemical_list: D013973:Thyrotropin-Releasing Hormone; D014508:Urea; D014510:Urease