AUTHOR=Borchers Michael T. , Kratzer Adelheid , Taraseviciene-Stewart Laimute TITLE=Second hand smoke and COPD: lessons from animal studies JOURNAL=Frontiers in Physiology VOLUME=5 YEAR=2014 URL=https://www.frontiersin.org/journals/physiology/articles/10.3389/fphys.2014.00144 DOI=10.3389/fphys.2014.00144 ISSN=1664-042X