TY - GEN AU - Robijns,Karen AU - van Luin,Matthijs AU - Jansen,Rob T P AU - Neef,Cees AU - Touw,Daan J TI - A design for external quality assessment for the analysis of thiopurine drugs: pitfalls and opportunities SN - 1437-4331 PY - 2019///0620 KW - Chromatography, High Pressure Liquid KW - standards KW - Guanine Nucleotides KW - analysis KW - Laboratories, Hospital KW - Limit of Detection KW - Quality Control KW - Reference Standards KW - Thioinosine KW - analogs & derivatives KW - Thionucleotides N1 - Publication Type: Journal Article UR - https://doi.org/10.1515/cclm-2018-0116 ER -