169 61 18 four four four 4 14 5 50 126 39 20 59 4Three serotype 2a isolates (07HN111, 07HN117, and 07HN172) have two base
169 61 18 4 4 4 4 14 five 50 126 39 20 59 4Three serotype 2a isolates (07HN111, 07HN117, and 07HN172) have two base substitutions at positions 1007 (A�G)…