@misc{indiciae6576cf497b71, title = {Arsenic speciation in human urine reference materials using high-performance liquid chromatography with inductively coupled plasma mass spectrometric detection.}, author = {J Zheng and W Kosmus and F Pichler-Semmelrock and M Köck}, year = {1999}, doi = {10.1016/s0946-672x(99)80005-4}, url = {https://pubmed.ncbi.nlm.nih.gov/10612078/}, note = {Source identifier: 10612078} }