Text this: [Comparison of a new adrenal scanning agent, 6-methyl-75Se-selenomethyl-19-norcholest-5 (10)-en-3 beta-ol (75Se-Scintadren) and 6 beta-iodomethyl-19-norcholest-5 (10)-en-3 beta-ol (131I-Adosterol) (author's transl)].