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
3281730
3281730
https://w3id.org/oc/corpus/br/3281730
The use of the propensity score for estimating treatment effects: administrative versus clinical data
P3181
1146ea221244562fd90f2a1dcdb27369cd46a156
P3181
Q28217692-8CC25BDE-CB29-4A1E-9C97-D391DE17FCC1
P3181
3281730
https://w3id.org/oc/corpus/br/3281730