You can opt out  but only until 23 June. But I want that to be my decision. Return the completed form to your GP practice. Return the completed form to your GP practice. If you miss this deadline, you can still opt out, but this only stops new information on your records being added to the database - it won't erase information already there.
Collecting data is a sin.
( z0 sin :domain ( z1 collect :ARG1 ( z2 data ) ) )
(z0 / sin-01
    :domain (z1 / collect-01
                :ARG1 (z2 / data)))
Collecting data is a sin .
z1 :ARG1 z2
z0 :domain z1