Determination of smoking status of rheumatoid arthritis patients by means of a self-reported questionnaire and serum cotinine assay: a cross-sectional study.

Naraghi, K.; Booth, M.; Russell, A.J.; van Laar, J.M.

K. Naraghi

M. Booth

Professor Andrew Russell a.j.russell@durham.ac.uk
Professor

J.M. van Laar

Journal Article Type	Article
Publication Date	2011
Deposit Date	Aug 3, 2011
Journal	Annals of the Rheumatic Diseases
Print ISSN	0003-4967
Publisher	BMJ Publishing Group
DOI	https://doi.org/10.1136/ard.2011.151118
Public URL	https://durham-repository.worktribe.com/output/1538250
Publisher URL	http://ard.bmj.com/content/early/2011/05/30/ard.2011.151118.short

What is a vector? (2017)
Journal Article