RT Journal Article SR Electronic T1 Uncontrolled Variables in the Measurement of Renal Function JF Journal of Nuclear Medicine JO J Nucl Med FD Society of Nuclear Medicine SP 1644 OP 1644 VO 27 IS 10 A1 Charles D. Russell A1 Eva V. Dubovsky YR 1986 UL http://jnm.snmjournals.org/content/27/10/1644.1.abstract AB