Tis a bit cloudy now, but never mind...

Pediatrics
Vol.123, No.4, April 2009.

Journal of Travel Medicine
Vol.16, No.2, March/April 2009.

Environmental Entomology
Vol.38, No.2, April 2009.

American Journal of Epidemiology
Vol.169, No.7, April 1 2009.

Science
Vol.324, No.5925, 17 April 2009.

MMWR Weekly Report, Vol.58, No.13, April 10, 2009.
MMWR, Recommendations and Reports, Vol.58, No.RR-4, April 10, 2009.

Parasite Immunology
Vol.31, No.5, May 2009.