title: Calcitonin heterogeneity: in vivo and in vitro studies.
mesh_terms: D007516:Adenoma, Islet Cell / Q000032:analysis / Q000097:blood; D002116:Calcitonin / Q000032:analysis* / Q000097:blood; D002478:Cells, Cultured; D006801:Humans; D007676:Kidney Failure, Chronic / Q000097:blood; D011863:Radioimmunoassay; D013964:Thyroid Neoplasms / Q000097:blood
chemical_list: D002116:Calcitonin