Socioeconomic status, lifestyle factors and oral premalignant lesions
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PII: S1368-8375(03)00074-5
doi:10.1016/S1368-8375(03)00074-5
© 2003 Elsevier Science Ltd. All rights reserved.
PII: S1368-8375(03)00074-5
doi:10.1016/S1368-8375(03)00074-5
© 2003 Elsevier Science Ltd. All rights reserved.