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. Outside experts said while the findings in Scotland are encouraging, they should be interpreted with caution because of the nature of this kind of observational study. These results are very encouraging and have given us great reasons to be optimistic for the future, said Aziz Sheikh, a professor at the University of Edinburghs Usher Institute who co-led the study.
The study is ambiguous, even the ones that came out.
( z0 and :op ( z1 ambiguous :domain ( z2 study ) ) :op ( z3 one :ARG1-of ( z4 come-out ) :mod ( z5 even ) ) )
(z0 / and
    :op1 (z1 / ambiguous
             :domain (z2 / study-01))
    :op2 (z3 / one
             :ARG1-of (z4 / come-out-09)
             :mod (z5 / even)))
The study is ambiguous , even the ones that came out .
z1 :domain z2
z0 :op1 z1
z3 :mod z5
z0 :op2 z3
z3 :ARG1-of z4