APA

Young G. P., Ellis J., Becher J., Yeh C., Kovar J. & Levitt M. A. (20020201). Managed care gatekeeping, emergency medicine coding, and insurance reimbursement outcomes for 980 emergency department visits from four states nationwide. : Annals of emergency medicine.

Chicago

Young Gary P, Ellis Jack, Becher John, Yeh Charlotte, Kovar Jay and Levitt M Andrew. 20020201. Managed care gatekeeping, emergency medicine coding, and insurance reimbursement outcomes for 980 emergency department visits from four states nationwide. : Annals of emergency medicine.

Harvard

Young G. P., Ellis J., Becher J., Yeh C., Kovar J. and Levitt M. A. (20020201). Managed care gatekeeping, emergency medicine coding, and insurance reimbursement outcomes for 980 emergency department visits from four states nationwide. : Annals of emergency medicine.

MLA

Young Gary P, Ellis Jack, Becher John, Yeh Charlotte, Kovar Jay and Levitt M Andrew. Managed care gatekeeping, emergency medicine coding, and insurance reimbursement outcomes for 980 emergency department visits from four states nationwide. : Annals of emergency medicine. 20020201.