title: Impact factor of the Chinese Journal of Physiology in 2009: meet the readers.
authors.forename: Marcel A G
authors.initials: MA
authors.lastname: van der Heyden
authors.forename: Tobias
authors.initials: T
authors.lastname: Opthof
mesh_terms: D055811:Journal Impact Factor; D010506:Periodicals as Topic / Q000706:statistics & numerical data*; D010827:Physiology; D013997:Time Factors