It is an important point but we cant at the moment say anything about that, he said. The study was not set up to look at any differences between the two. These results are very encouraging and have given us great reasons to be optimistic for the future, said Professor Aziz Sheikh, director of the University of Edinburghs Usher Institute. The numbers were very small and there was uncertainty over their significance, said the researchers. Stephen Evans, a professor of pharmacoepidemiology at the London School of Hygiene & Tropical Medicine, urged those making political decisions about the pandemic to be cautious.
Stephen Evans made known to be honest.
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(z0 / know-01
    :ARG1 (z1 / person
              :name (z2 / name
                        :op1 "Stephen"
                        :op2 "Evans"))
    :condition (z3 / honest-01
                   :ARG0 z1))
Stephen Evans made known to be honest .
z2 :op1 1
z1 :name z2
z2 :op2 0
z0 :ARG1 z1
z0 :condition z3
z3 :ARG0 z1