A substantial number of patients at risk for thromboembolic events are not anticoagulated, and further studies are needed to determine how many of these patients are candidates for anticoagulation.
A substantial number of patients at risk for thromboembolic events are not anticoagulated, and further studies are needed to determine how many of these patients are candidates for anticoagulation.
实际上，一部分有栓塞危险的病人并未接受抗凝治疗，并且需要有进一步的研究来发现究竟有多少上述的病人应该接受抗凝治疗。