title: [GC/MS analysis of volatile oils from Chinese Asarum species. I. Asarum heterotropiodes var. mandshuricum, A. sieboldii, A. porphyronotum A. atrovirens and A. caudigerellum].
mesh_terms: D002681:China; D008401:Gas Chromatography-Mass Spectrometry; D009822:Oils, Volatile / Q000032:analysis*; D010946:Plants, Medicinal / Q000032:analysis*
chemical_list: D009822:Oils, Volatile