(Q83768240)
Statements
Quantitative liquid chromatographic and tandem mass spectrometric determination of vitamin D3 in human serum with derivatization: a comparison of in-tube LLE, 96-well plate LLE and in-tip SPME (English)
W Xie
C M Chavez-Eng
W Fang
M L Constanzer
B K Matuszewski
W M Mullett