guerrero scored his first goal on sunday since the suspension, a header in flamengo's 3-2 defeat at chapecoense in the brazilian championship.
.
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.
.
"to be honest, that was what i had almost expected," she said.
.
"we were quite surprised to find there were no significant differences," says study author
.