In another set of studies we actually simply reminded people -- this was at a time when the swine flu was going around -- we reminded people that in order to prevent the spread of the flu that they ought to wash their hands.
Num outro conjunto de estudos, lembrámos às pessoas — foi numa altura em que a gripe suína andava aí — lembrámos as pessoas que, para prevenir a propagação da gripe, deviam lavar as mãos.