TY - GEN AU - Watson,D G AU - Oliveira,E J TI - Solid-phase extraction and gas chromatography-mass spectrometry determination of kaempferol and quercetin in human urine after consumption of Ginkgo biloba tablets SN - 1387-2273 PY - 1999///0503 KW - Calibration KW - Flavonoids KW - Gas Chromatography-Mass Spectrometry KW - methods KW - Ginkgo biloba KW - Humans KW - Kaempferols KW - Plants, Medicinal KW - Quercetin KW - analogs & derivatives KW - Reference Standards KW - Sensitivity and Specificity N1 - Publication Type: Journal Article; Research Support, Non-U.S. Gov't UR - https://doi.org/10.1016/s0378-4347(98)00509-x ER -