@article{44aef6b602c944d3a6e673a807424589,
title = "Determination of smoking status of rheumatoid arthritis patients by means of a self-reported questionnaire and serum cotinine assay: a cross-sectional study",
keywords = "Aged, Arthritis, Rheumatoid, Biomarkers, Cotinine, Cross-Sectional Studies, Female, Humans, Male, Middle Aged, Self Disclosure, Smoking, Letter, Research Support, Non-U.S. Gov't",
author = "Kamran Naraghi and Mark Booth and Russell, {Andrew J} and {van Laar}, {Jacob M}",
year = "2011",
month = dec,
doi = "10.1136/ard.2011.151118",
language = "English",
volume = "70",
pages = "2235--6",
journal = "Annals of the Rheumatic Diseases",
issn = "0003-4967",
publisher = "Elsevier",
number = "12",
}