title: [Principal component analysis and cluster analysis of inorganic elements in Erodium stephanianum from different areas].
authors.affiliation: Pharmaceutic of Liaoning University of Traditional Chinese Medicine, Dalian 116600, China. yhb0528@sina.com
authors.forename: Haibo
authors.initials: H
authors.lastname: Yin
authors.forename: Nan
authors.initials: N
authors.lastname: Zhang
authors.forename: Hong
authors.initials: H
authors.lastname: Luo
authors.forename: Rongchun
authors.initials: R
authors.lastname: Han
authors.forename: Guoyu
authors.initials: G
authors.lastname: Li