PMC4143167 | SoMeSci

Property	Value
is nif:broaderContext of	sms:PMC4143167/sentence0
nif:broaderContext	<https://www.ncbi.nlm.nih.gov/pmc/articles/PMC4143167>
is schema:hasPart of	sms:PLoS_sentences
schema:isPartOf	sms:PLoS_sentences
nif:isString	This was performed using the svyset and svy commands in Stata Version 12.1 (StataCorp, 4905 Lakeway Drive, College Station, Texas 77845, USA).
rdf:type	nif:Context