a population-based epidemiological survey of human parvovirus b19 infection: a project of the kyushu and okinawa population study (kops).human parvovirus b19 infection occurs by droplet nuclei through the respiratory tract and causes a wide range of diseases. it can be transmitted through blood transfusion from asymptomatic blood donors. this study was done to investigate the parvovirus b19 infection rate of a group of healthy japanese residents. of 2,081 blood samples tested, 15 (0.72 %) were positive for parvovirus b19 igm, 1,412 (67.9 %) for b19 virus igg, and 4 (0.2 %) for parvovirus b19 dna. about half of all women of childb ...201323775357
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