| litchi-associated acute encephalitis in children, northern vietnam, 2004-2009. | since the end of the 1990s, unexplained outbreaks of acute encephalitis in children coinciding with litchi harvesting (may-july) have been documented in the bac giang province in northern vietnam. a retrospective ecologic analysis of data for 2004-2009 involving environmental, agronomic, and climatic factors was conducted to investigate the suspected association between the outbreaks and litchi harvesting. the clinical, biological, and immunologic characteristics of the patients suggested a vira ... | 0 | 23092599 |