RT Journal Article SR Electronic T1 Do Colloids Cause You Problems? A Clear Solution Isn't in Sight JF Journal of Nuclear Medicine JO J Nucl Med FD Society of Nuclear Medicine SP 852 OP 853 VO 18 IS 8 A1 John Coupal YR 1977 UL http://jnm.snmjournals.org/content/18/8/852.abstract AB