Caption: Cholera cases (solid line), SST (dashed), and SSH (dotted) data for
September, 1992-1995. In 1994 and 1995, cholera cases followed the SST cycle;
however, in spring, 1993, SSH was the lowest for this period.
Source: B. Lobitz et al. “Climate and infectious disease” PNAS
(February 2000, vol. 97, no.4)
National Academy of Sciences
Website: http://www.pnas.org/
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