TY - GEN AU - Terry,Alan H AU - Sandrock,Tanya AU - Meikle,A Wayne TI - Measurement of 25-hydroxyvitamin D by the Nichols ADVANTAGE, DiaSorin LIAISON, DiaSorin RIA, and liquid chromatography-tandem mass spectrometry SN - 0009-9147 PY - 2005///0922 KW - Chromatography, Liquid KW - Humans KW - Mass Spectrometry KW - Radioimmunoassay KW - Vitamin D KW - analogs & derivatives N1 - Publication Type: Comparative Study; Letter UR - https://doi.org/10.1373/clinchem.2005.054239 ER -