PT - JOURNAL ARTICLE AU - Williams, Patricia J. AU - Silberstein, Edward B. AU - Hughes, Judy A. AU - Reeder, Madonna S. AU - Thomas, Stephen R. TI - Modification of the Schilling Test for Pediatric Studies DP - 1980 Sep 01 TA - Journal of Nuclear Medicine Technology PG - 165--167 VI - 8 IP - 3 4099 - http://tech.snmjournals.org/content/8/3/165.short 4100 - http://tech.snmjournals.org/content/8/3/165.full SO - J. Nucl. Med. Technol.1980 Sep 01; 8 AB - Distribution of [57Co] cyanocobalamin was found to be quite inhomogeneous within the filler of dosing capsules from two manufacturers. Up to 6% of activity was found in or adhering to the capsule wall itself. A volumetric procedure for pediatric Schilling tests is described in which part of a capsule containing [57Co] cyanocobalamin is administered.