The antibody titre against coxsackie B virus is determined by microneutralization test in 73 cases of acute and chronic viral cardiomyopathy and in 39 normal individuals.

• 本文报道用微量中和试验测定73例急性和慢性病毒性心肌病患者血清柯萨奇B病毒中和抗体水平,并与39名正常人作比较。