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B19细小病毒在供血中的阳性率约为1/3300~1/5万,它耐热、无脂质包膜,不会被用来灭活脂质包膜病毒的化学和物理方法所破
The positive rate of B19 parvovirus in the blood is about 1/3300 to 1 / 50,000, which is resistant to heat and lipid-free coating and will not be broken by the chemical and physical methods used to inactivate the lipid enveloped virus