Determination of Tryptophan Metabolites in Serum and Cerebrospinal Fluid Samples Using Microextraction by Packed Sorbent, Silylation and GC-MS Detection

采用填料吸附剂微萃取、硅烷化和 GC-MS 检测法测定血清和脑脊液样品中的色氨酸代谢物