title: [Optimization of high-performance liquid chromatographic separation of progestogens].
authors.forename: X H
authors.initials: XH
authors.lastname: Ma
authors.forename: Z L
authors.initials: ZL
authors.lastname: Qin
mesh_terms: D000465:Algorithms; D002851:Chromatography, High Pressure Liquid / Q000379:methods; D008838:Microcomputers; D009640:Norethindrone / Q000031:analogs & derivatives* / Q000032:analysis; D000077563:Norethindrone Acetate; D011372:Progestins / Q000032:analysis*
chemical_list: D011372:Progestins; D000077563:Norethindrone Acetate; D009640:Norethindrone