title: V/Q scanning: a useful alternative to pulmonary CT angiography-- let's not forget it.
authors.forename: Nawaid
authors.initials: N
authors.lastname: Ahmad
authors.forename: Koottalai
authors.initials: K
authors.lastname: Srinivasan
authors.forename: Harmesh
authors.initials: H
authors.lastname: Moudgil
mesh_terms: D000465:Algorithms; D000792:Angiography / Q000379:methods*; D006801:Humans; D011336:Probability; D011655:Pulmonary Embolism / Q000000981:diagnostic imaging*; D011829:Radiation Dosage; D011832:Radiation Injuries / Q000517:prevention & control; D012189:Retrospective Studies; D014057:Tomography, X-Ray Computed / Q000379:methods*