Doria is widely expected to challenge Bolsonaro at the next presidential election in 2022. Speaking at the same news conference, he said he hoped the trial would be resumed later on Tuesday or Wednesday. It has previously said it expects interim results of late-stage trials this year. Four of them are from China. The state government of Sao Paulo, where the trial is being run, said the death of a trial volunteer had been registered as a suicide and was being investigated.
Survurned trial volunteers don't think so.
( z0 think :ARG0 ( z1 person :ARG0-of ( z2 volunteer :ARG1 ( z3 try ) ) :ARG1-of ( z4 survive ) ) :ARG1 ( z5 so :polarity - ) )
(z0 / think-01
    :ARG0 (z1 / person
              :ARG0-of (z2 / volunteer-01
                           :ARG1 (z3 / try-02))
              :ARG1-of (z4 / survive-01))
    :ARG1 (z5 / so
              :polarity -))
Survurned trial volunteers do n't think so .
z1 :ARG1-of z4
z1 :ARG0-of z2
z2 :ARG1 z3
z0 :ARG0 z1
z0 :ARG1 z5
z5 :polarity 0