wikimedia
/
wikidata
/
Login
Register
TriplyDB
Wikidata
Browser
Triples
Insights
Schema
BETA
Class frequency
Class hierarchy
SPARQL
Graphs
1
S12891-017-1589-Y
S12891-017-1589-Y
http://dx.doi.org/10.1186/S12891-017-1589-Y
Validity of the Nurses' health study physical activity questionnaire in estimating physical activity in adults with rheumatoid arthritis
P356
Q33749962-638FEE45-B986-40D7-8D07-666FA885E3DF
P356
S12891-017-1589-Y
http://dx.doi.org/10.1186/S12891-017-1589-Y