RT Journal Article SR Electronic T1 Increased Specificity in the Diagnosis of Pulmonary Embolism JF Journal of Nuclear Medicine JO J Nucl Med FD Society of Nuclear Medicine SP 598 OP 598 VO 21 IS 6 A1 H. Koehn A1 B. Koenig A1 A. Mostbeck A1 H. Partsch YR 1980 UL http://jnm.snmjournals.org/content/21/6/598.1.abstract AB