title: Comment on "low-density spin susceptibility and effective mass of mobile electrons in Si inversion layers".
authors.affiliation: Physics Department Northeastern University Boston, Massachusetts 02115, USA.
authors.forename: S V
authors.initials: SV
authors.lastname: Kravchenko
authors.forename: A A
authors.initials: AA
authors.lastname: Shashkin
authors.forename: V T
authors.initials: VT
authors.lastname: Dolgopolov