wikimedia
/
wikidata
/
Login
Register
TriplyDB
Wikidata
Browser
Table
SPARQL
Graphs
1
1
Services
1
1
Assets
0
0
Insights
Schema
BETA
Class frequency
Class hierarchy
S11606-014-2859-0
S11606-014-2859-0
http://dx.doi.org/10.1007/S11606-014-2859-0
SMART designs in observational studies.
P356
Q42700652-E2B2AF46-D0D0-490D-8A4A-58FAC71A940D
P356
S11606-014-2859-0
http://dx.doi.org/10.1007/S11606-014-2859-0