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. 2011 Oct;17(10):1873–1875. doi: 10.3201/eid1710.101890

Table. Flavivirus detection in 63 samples from diseased ducks, 4 provinces, People’s Republic of China, 2010.

Sample No. (%) flavivirus positive No. flavivirus negative
Theca folliculi, n = 15 14 (93.3) 1
Intestinal mucosa, n = 4 3 (75.0) 1
Uterus, n = 7 5 (71.4) 2
Spleen, n = 9 6 (66.7) 3
Trachea, n = 2 1 (50.0) 1
Cloacal swab, n = 17 8 (47.1) 9
Liver, n = 9 3 (33.3) 6