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1
J.1600-0757.2011.00417.X
J.1600-0757.2011.00417.X
http://dx.doi.org/10.1111/J.1600-0757.2011.00417.X
Active and passive smoking: assessment issues in periodontal research.
P356
Q37963582-85ACF7A1-FDCB-4497-92A1-F2158281D005
P356
J.1600-0757.2011.00417.X
http://dx.doi.org/10.1111/J.1600-0757.2011.00417.X