TY - RPRT TI - Hyphenated techniques for elemental speciation in biological systems. AU - Joanna Szpunar AU - Ryszard Lobinski AU - Andreas Prange PY - 2003 DO - 10.1366/000370203321558128 UR - https://pubmed.ncbi.nlm.nih.gov/14658613/ ID - 14658613 ER -