____________________
research
is
the
process
of
reviewing
previous
original
research
to
produce
a
more
comprehensive
or
unique
understanding
of
a
topic
of
interest
.
____________________
research
is
the
process
of
undertaking
an
original
study
and
collecting
new
data
.
A
____________________
review
is
a
common
strategy
for
____________________
an
explicit
issue
in
clinical
practice
.
____________________
should
be
based
on
systematic
reviews
,
but
not
all
systematic
reviews
include
a
Meta
-
analysis
.
A
meta
-
analysis
combines
the
results
of
several
studies
that
address
a
set
of
related
research
____________________
.
The
____________________
Collaboration
is
the
oldest
and
largest
____________________
of
systematic
reviews
.