Arena, Elisa Pitfalls in the measurement of serum VEGF in children with congenital heart disease. [electronic resource] - The Annals of thoracic surgery Nov 2004 - 1884-5; author reply 1885-6 p. digital Publication Type: Letter; Comment ISSN: 1552-6259 Standard No.: 10.1016/j.athoracsur.2003.09.138 doi Subjects--Topical Terms: Anticoagulants--pharmacologyArtifactsBlood CoagulationBlood Platelets--metabolismChildCitric Acid--pharmacologyEdetic Acid--pharmacologyGenetic VariationHeart Defects, Congenital--bloodHumansPlasmaPlatelet CountSpleen--abnormalitiesThrombocytosis--bloodVascular Endothelial Growth Factor A--blood