Is someone contaminating-- your drinking water? : an overview of potentially harmful shallow injection wells.

Mode of access: Internet.

Underground injection wells and your drinking water.

Mode of access: Internet.

Class V injection wells and your drinking water.

Mode of access: Internet.

Class III injection wells and your drinking water.

Mode of access: Internet.

Class II injection wells and your drinking water.

Mode of access: Internet.

Outreach risk reduction strategies for changing HIV-related risk behaviors among injection drug users : the National AIDS Demonstration Research (NADR) Project.

S/N 017-024-01531-8 (GPO)

Supplemental report for the sperm cell tests using the sea urchin Arbacia punctulata : training videotape /

Mode of access: Internet.