Samet Jonathan M, Coultas David, Raghu Ganesh
Dept of Preventive Medicine, Keck School of Medicine of USC, USC Institute for Global Health, University of Southern California, Los Angeles, CA, USA.
VA Portland Health Care System and Professor, Oregon Health and Science University, Portland, OR, USA.
Eur Respir J. 2015 Sep;46(3):604-6. doi: 10.1183/13993003.00958-2015.