Nationwide survey of cobalt-60 teletherapy
Subtitle: final report
By: by D.L. Thompson ... [et al.].
Contributors: United States. National Bureau of Standards.; United States. Bureau of Radiological Health.
Series: HHS publication -- no. (FDA) 80-8130
Publisher: U.S. Dept. of Health and Human Services, Public Health Service, Food and Drug Administration, Bureau of Radiological Health
Place of publication: Rockville, MD