title: Exogenous and endogenous glucocorticoids in rheumatic diseases.
authors.affiliation: Charité University Medicine Berlin and Berlin-Brandenburg Center of Regenerative Therapies, Berlin, Germany. frank.buttgereit@charite.de
authors.forename: Frank
authors.initials: F
authors.lastname: Buttgereit
authors.forename: Gerd-Rüdiger
authors.initials: GR
authors.lastname: Burmester
authors.forename: Rainer H
authors.initials: RH
authors.lastname: Straub
authors.forename: Markus J
authors.initials: MJ
authors.lastname: Seibel
authors.forename: Hong
authors.initials: H
authors.lastname: Zhou