the report called this �one of the most significant perils to humans resulting from human activity.�
.
more from the doncaster free press
.
.
gallery
.
the school in yarmouth that year had a low opt-out rate � 2 percent, the superintendent said � so there was a cap on the amount of disruption an illness could cause.
.
.
.
.
it's not clear how well they'll stack up against current migraine therapies, because head-to-head studies haven't been done.
.
.