awgldk
/
wikidata
/
Login
Register
TriplyDB
Wikidata
Browser
Table
SPARQL
Graphs
1
1
Services
1
1
Assets
0
0
Insights
Schema
BETA
Class frequency
Class hierarchy
JRSM.41
JRSM.41
http://dx.doi.org/10.1002/JRSM.41
Reliability and validity of three quality rating instruments for systematic reviews of observational studies.
P356
Q38523857-AF631835-62BD-4DBA-A07D-C9B5B7552880
P356
JRSM.41
http://dx.doi.org/10.1002/JRSM.41