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Brief report
Do people know that cigarette filters are mainly composed of synthetic material? A representative survey of the German population (the DEBRA study)
- Correspondence to Daniel Kotz, Institute of General Practice (ifam), Addiction Research and Clinical Epidemiology Unit, Centre for Health and Society (chs), Heinrich-Heine-University Düsseldorf, Dusseldorf, Germany; daniel.kotz{at}med.uni-duesseldorf.de
Citation
Do people know that cigarette filters are mainly composed of synthetic material? A representative survey of the German population (the DEBRA study)
Publication history
- Received December 9, 2019
- Revised March 11, 2020
- Accepted March 19, 2020
- First published April 16, 2020.
Online issue publication
April 23, 2021
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- Previous version (16 April 2020).
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© Author(s) (or their employer(s)) 2021. No commercial re-use. See rights and permissions. Published by BMJ.