title: A radioimmunoassay for amitriptyline and nortriptyline [proceedings].
mesh_terms: D000639:Amitriptyline / Q000097:blood*; D006801:Humans; D008722:Methods; D009661:Nortriptyline / Q000097:blood*; D011863:Radioimmunoassay
chemical_list: D000639:Amitriptyline; D009661:Nortriptyline