WRAPUP 5-Americans 'can't give in to hysteria or fear' over Ebola -Obama
* Obama says sealing off region could exacerbate Ebola
* WHO promises review of its handling of Ebola
* Canada to ship vials of experimental vaccine to WHO
* British PM: EU should pledge $1.3 bln for Ebola, send help (Adds figures on monitoring, cruise ship progress, Ebola part of U.S.-China talks)
By Roberta Rampton
WASHINGTON, Oct 18 (Reuters) - With three cases of Ebola diagnosed in the United States but more than 100 people being monitored in case they contract the disease, President Barack Obama urged Americans on Saturday not to give in to "hysteria" about the spread of the virus.
As though to illustrate his point, a Dallas bus and train station was closed on Saturday afternoon over concern about a woman who fell ill. The woman was first reported to be on the checklist for possible Ebola exposure, but then turned out not to be on any such list.
Obama made plain he is not currently planning to give in to demands from some lawmakers for a ban on travelers from the worst-hit countries.
"We can't just cut ourselves off from West Africa," Obama said in his weekly radio address. "Trying to seal off an entire region of the world - if that were even possible - could actually make the situation worse," he said. Continued...