Folkins, D F Pulmonary outflow tract obstruction produced by primary reticulum cell sarcoma. [electronic resource] - Canadian Medical Association journal Dec 1965 - 1319-21 p. digital Publication Type: Case Reports; Journal Article ISSN: 0008-4409 Subjects--Topical Terms: AdultFemaleHumansLymphoma, Non-Hodgkin--complicationsPulmonary Valve Stenosis--etiology