APA (7th ed.) Citation

Jan Wolff, Thomas Heister, Claus Normann, & Klaus Kaier. (2018). Hospital costs associated with psychiatric comorbidities: A retrospective study. BMC.

Chicago Style (17th ed.) Citation

Jan Wolff, Thomas Heister, Claus Normann, and Klaus Kaier. Hospital Costs Associated with Psychiatric Comorbidities: A Retrospective Study. BMC, 2018.

MLA (9th ed.) Citation

Jan Wolff, et al. Hospital Costs Associated with Psychiatric Comorbidities: A Retrospective Study. BMC, 2018.