Merletti L
Boll Ist Sieroter Milan. 1976;55(6):573-6.
A serological study on the antibody level against BK virus in healthy population and respiratory patients in Umbria was performed. Serum samples of 465 healthy people and 155 patients grouped by age, were tested using HAI. 47% of all sera was positive. The epidemiological implications are discussed.
对翁布里亚地区健康人群和呼吸道疾病患者中抗BK病毒抗体水平进行了一项血清学研究。对465名健康人和155名按年龄分组的患者的血清样本进行了血凝抑制试验（HAI）检测。所有血清样本中有47%呈阳性。并对其流行病学意义进行了讨论。
