Volume 8, Number 9—September 2002
Research
Molecular Epidemiology of Measles Viruses in the United States, 1997–2001
Paul A. Rota*
, Stephanie L. Liffick*, Jennifer S. Rota*, Russell S. Katz*, Susan Redd*, Mark Papania*, and William J. Bellini*
, Stephanie L. Liffick*, Jennifer S. Rota*, Russell S. Katz*, Susan Redd*, Mark Papania*, and William J. Bellini*
Table 2
Frequency of detection of measles genotypes, United States, 1997–2001
| Genotype | No.a | Sourceb |
|---|---|---|
| D6 | 13 | European countries, Brazil, unknown |
| D5 | 12 | Japan, unknown |
| D4 | 8 | India, Kenya, Ethiopia, Pakistan, Japan, unknown |
| H1 | 7 | China, Korea, unknown |
| C2 | 2 | Germany, Zimbabwe |
| D8 | 2 | Italy, United Kingdom |
| H2 | 3 | Vietnam, unknown |
| D3 | 2 | Philippines |
| D2 | 1 | Ireland |
| D7 | 4 | Sweden, Europe, unknown |
| G2 | 1 | Unknown |
aNumber indicates the number of times a genotype was associated with either an outbreak or a case.
bSource of virus, if known, based on standard epidemiologic investigations.
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