1
by Murray, Ed, George, Julia D.
Published 1997
U.S. Department of Health and Human Services, Public Health Service, Agency for Toxic Substances and Disease Registry
... to give you information about propylene glycol and to emphasize the human health effects that may result...

2
by Mumtaz, Moiz, George, Julia D.
Published 1995
U.S. Department of Health and Human Services, Public Health Service, Agency for Toxic Substances and Disease Registry
... to give you information about polycyclic aromatic hydrocarbons (PAHs) and to emphasize the human health...