Showing 1 - 2 of 2 Items
Showing 1 - 2 of 2 Items
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Journal Article
|Research
2000-10-01 • International Journal of Epidemiology
2000-10-01 • International Journal of Epidemiology
BACKGROUND: Early outbreak detection is necessary for control of meningococcal meningitis epidemics. A weekly incidence of 15 cases per 100 000 inhabitants averaged over 2 consecutive we...
Journal Article
|Research
1998-11-01 • Pediatric Infectious Disease Journal
1998-11-01 • Pediatric Infectious Disease Journal
BACKGROUND: An Expanded Programme on Immunization was started in late 1987 in Niger, including vaccination against measles with one dose of standard titer Schwarz vaccine given to infant...