The removal of metals and viruses in advanced wastewater treatment sequences /

Mode of access: Internet.

Effect of particulates on ozone disinfection of bacteria and viruses in water /

Mode of access: Internet.

Molecular biology of bacterial viruses /

Bibliography: p. 429-465.

Wavelength dependence of ultraviolet-enhanced reactivation and induction of mammalian viruses /

Mode of access: Internet.

Effect of chlorination on human enteric viruses in partially treated water from the Potomac River estuary : study report /

At head of cover title: Northeastern United States Water Supply Study.

Regulations for the sale of viruses, serums, toxins, and analogous products in the District of Columbia, etc., approved Feb. 21, 1903.

At head of title: Treasury Department, U. S. Public Health and Marine-Hospital Service.

Rules and regulations relating to viruses, serums, toxins and analogous products, and to certain organisms and vectors, effective March 1, 1949.

Mode of access: Internet.

Proceedings of the Conference on the Relation of Birds to Arthropod-borne Viruses : Atlanta, Ga., Feb. 16 & 17, 1962.

Mimeographed.

The leafhopper vectors of phytopathogenic viruses (Homoptera, Cicadellidae); taxonomy, biology, and virus transmission,

Bibliography: p. 318-368.