|
|
|||
| |||||||||||||||||||||||||||||||
The respiratory tract is the organ most at the mercy of environmental factors because of its requirement for a continuous sampling of air, a need that increases many fold with exercise and work. The skin can be covered and washed, and we have some control over what enters the gastrointestinal tract. But we have to breathe the air wherever we are at work, at home, or at play and along with it, anything and everything that is contained in that obligatory environmental sample. It is therefore no surprise that respiratory disease is central to considerations of occupational and
HOME | SUBSCRIBE | SEARCH | CURRENT ISSUE | PAST ISSUES | COLLECTIONS | PRIVACY | TERMS OF USE | HELP | beta.nejm.org Comments and questions? Please contact us. The New England Journal of Medicine is owned, published, and copyrighted © 2009 Massachusetts Medical Society. All rights reserved. |