Table 2. Findings of HBoV in nasopharyngeal aspirate samples drawn in the pediatric infectious diseases unit November 2003 to October 2004, distributed per month.

Month	Tested	Positive
November	28	0
December	125	4
January	100	5
February	110	4
March	85	1
April	43	2
May	12	0
June	4	1
July	11	0
August	3	0
September	12	0
October	7	0
Total	540	17