Regulations.gov document: ATSDR. 1989. Agency for Toxic Substances and Disease Registry. Toxicological Profile for Radium. Public Comment Draft. October 1989. Atlanta, GA: Agency for Toxic Substances and Disease Registry, U.S. Public Health Service. # of pages 147. [PHASE-III-RADS-III-D2C-6]
Regulations.gov document: ATSDR. 1989. Agency for Toxic Substances and Disease Registry. Toxicological Profile for Radium. Public Comment Draft. October 1989. Atlanta, GA: Agency for Toxic Substances and Disease Registry, U.S. Public Health Service. # of pages 147. [PHASE-III-RADS-III-D2C-6] — retained record — High Signal