TY - JOUR AU - Meiyao Wang AU - Illarion Turko C2 - Analytical Chemistry DA - 2012-10-02 DO - https://doi.org/10.1021/ac3018873 LA - en M1 - 84 PB - Analytical Chemistry PY - 2012 TI - 15N-Labeled Full-Length Apolipoprotein E4 as an Internal Standard for Mass Spectrometry Quantification of Apolipoprotein E Isoforms ER -