title: SIGNIFICANCE OF PHOSPHORUS-NITROGEN RATIO IN U.S.P.THYROID.
mesh_terms: D002623:Chemistry Techniques, Analytical; D002626:Chemistry, Pharmaceutical; D009584:Nitrogen; D010604:Pharmacy; D010758:Phosphorus; D012106:Research; D013607:Tablets; D013961:Thyroid Gland; D013963:Thyroid Hormones
chemical_list: D013607:Tablets; D013963:Thyroid Hormones; D010758:Phosphorus; D009584:Nitrogen
keywords: CHEMISTRY, ANALYTICAL; CHEMISTRY, PHARMACEUTICAL; EXPERIMENTAL LAB STUDY; NITROGEN; PHOSPHORUS; TABLETS; THYROID HORMONES