TY - RPRT TI - Comparative study of methods for determining lanthanide elements in biological materials by using NAA, HPLC postcolumn reaction, and ICP-MS. AU - M Chiba AU - A Shinohara AU - M Saiki AU - Y Inaba PY - 1994 DO - 10.1007/bf02917359 UR - https://pubmed.ncbi.nlm.nih.gov/7710874/ ID - 7710874 ER -