RT Journal Article SR Electronic T1 A Diagnostic Strategy Using Ventilation—Perfusion Studies in Patients Suspect for Pulmonary Embolism JF Journal of Nuclear Medicine JO J Nucl Med FD Society of Nuclear Medicine SP 613 OP 616 VO 17 IS 7 A1 Barbara J. McNeil YR 1976 UL http://jnm.snmjournals.org/content/17/7/613.abstract AB