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. 1999 Aug;37(8):2418–2427. doi: 10.1128/jcm.37.8.2418-2427.1999

TABLE 3.

Temporal and geographical distribution of S. enterica Dublin clusters and clones in New York and Pennsylvania

Cluster and clonea Geographic distribution by date (yr, mo) and locationb
1988
1989
1990
1991
1993
1994
1995
Oct. Nov. Jan. Feb. Mar. June Aug. Oct. Dec. Jan. May July Mar. Apr.-May Sep. Oct. Apr. Oct. Sep. Feb. Mar. Aug.
SD1 N6 P7 N7 N8 N9 N7
 1 N6 P7 N7
SD2
 1 N3 N3 N3
P1
 2 P1 P2
 3 N3
SD3
 1 N3 N9
 2 P1 P1 N3 N3 N3 P3
N4 P3
N2 N2
SD4
 1 N3 N3 P2 P3 N10
 2 N3 N3 N3 P3 P3 P3 N8 N7 N9
N3 P2
 3 N3 N3 N3 P3 P4 P6
N2 N2 N3
SD5
 1 P3 N6 N7
 2 N6 P3 N8 N9
N3
SD6
 1 N1 N8 N9
 2 N5 N7 P9 N11 N12 N13 N13 P10
a

See Table 2, footnote a, for an explanation of the designations cluster and clone. 

b

The notation “N6” means the sixth outbreak in New York; the notation “P1” means the first outbreak in Pennsylvania, etc.