RT Journal Article SR Electronic T1 Use of High Performance Liquid Chromatography for the Structural Identification of Technetium-99m Radiopharmaceuticals at the NCA Level JF Journal of Nuclear Medicine JO J Nucl Med FD Society of Nuclear Medicine SP 1240 OP 1248 VO 30 IS 7 A1 John Baldas A1 John Bonnyman A1 Zlata Ivanov YR 1989 UL http://jnm.snmjournals.org/content/30/7/1240.abstract AB