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OBJECTIVES This study defined long-term patency of saphenous vein grafts (SVG) and internal mammary artery (IMA) grafts. BACKGROUND This VA Cooperative Studies Trial defined 10-year SVG patency in(More)
BACKGROUND Clozapine, a relatively expensive antipsychotic drug, is widely used to treat patients with refractory schizophrenia. It has a low incidence of extrapyramidal side effects but may cause(More)