Li, Guang-Yong Changes in the Expression of Ras-family Genes in Rats Exposed to Formaldehyde by Inhalation. [electronic resource] - Toxicological research Sep 2008 - 201-206 p. digital Publication Type: Journal Article ISSN: 1976-8257 Standard No.: 10.5487/TR.2008.24.3.201 doi