Scott WilliamsNuclear MedicinePulmonary ReferencePULMREFScott WilliamsMay 30, 2007 Overton DT, Bocka JJ: The alveolar-arterial oxygen gradient in patients with documented pulmonary embolism. Archives of Internal Medicine 148:1617-9, 1988.Latest in Pulmonary ReferencePULMREFMay 30, 2007PULMREFMay 30, 2007SponsoredJoin Us June 26 at 12 Noon ET for a FREE webinar!June 12, 2025PULMREFMay 30, 2007