Abramson Cancer Center of the University of Pennsylvania
Ultima Vez Modificado: 19 de junio del 2002
Jul 11, 2014 - Governments should ban or limit the use of electronic cigarettes until more is known about their health effects, say experts from the world's leading lung organizations. The position statement was issued Wednesday by the Forum of International Respiratory Societies, which includes more than 70,000 members worldwide.
Apr 25, 2014