RT Journal Article SR Electronic T1 Federal Deadline Looms as Activists and Politicians Challenge California Site for Low-Level Radioactive Waste JF Journal of Nuclear Medicine JO J Nucl Med FD Society of Nuclear Medicine SP 15N OP 16N VO 33 IS 1 YR 1992 UL http://jnm.snmjournals.org/content/33/1/15N.abstract AB