TY - GEN AU - Külpmann,W R AU - Buchholz,R AU - Dyrssen,C AU - Ruschke,D TI - A comparison of reference method values for calcium, lithium and magnesium with method-dependent assigned values SN - 0340-076X PY - 1990///0221 KW - Calcium KW - blood KW - Calibration KW - standards KW - Lithium KW - Magnesium KW - Reference Standards KW - Reference Values N1 - Publication Type: Comparative Study; Journal Article; Research Support, Non-U.S. Gov't UR - https://doi.org/10.1515/cclm.1989.27.9.631 ER -