The viability of individuals heterozygous for recessive lethals /

Work performed at the University of Rochester.

Development of an interactive system to study sub-lethal effects of pollutants on the behavior of organisms /

"Grant no. R803244."

Failure to regulate--asbestos : a lethal legacy : hearing before a subcommittee of the Committee on Government Operations, House of Representatives, Ninety-eighth Congress, first session, June 28, 1983.

Mode of access: Internet.

Lethal violence in Chicago over seventeen years : homicides known to the police, 1965-1981 /

"July 1985."

The mutation factor in evolution : with particular reference to Oenothera /

Bibliography: p. 323-342.