title: [Principal component analysis and exploratory factor analysis using SAS software package].
authors.affiliation: Consulting Center of Biomedical Statistics, Academy of Military Medical Sciences, Beijing 100850, China.
authors.forename: Wei-Wei
authors.initials: WW
authors.lastname: Liu
authors.forename: Liang-Ping
authors.initials: LP
authors.lastname: Hu
mesh_terms: D025341:Principal Component Analysis; D012984:Software; D012985:Software Design