APA

Freeman J. L., Fetter R. B., Park H., Schneider K. C., Lichtenstein J. L., Hughes J. S., Bauman W. A., Duncan C. C., Freeman D. H. & Palmer G. R. (19950914). Diagnosis-related group refinement with diagnosis- and procedure-specific comorbidities and complications. : Medical care.

Chicago

Freeman J L, Fetter R B, Park H, Schneider K C, Lichtenstein J L, Hughes J S, Bauman W A, Duncan C C, Freeman D H and Palmer G R. 19950914. Diagnosis-related group refinement with diagnosis- and procedure-specific comorbidities and complications. : Medical care.

Harvard

Freeman J. L., Fetter R. B., Park H., Schneider K. C., Lichtenstein J. L., Hughes J. S., Bauman W. A., Duncan C. C., Freeman D. H. and Palmer G. R. (19950914). Diagnosis-related group refinement with diagnosis- and procedure-specific comorbidities and complications. : Medical care.

MLA

Freeman J L, Fetter R B, Park H, Schneider K C, Lichtenstein J L, Hughes J S, Bauman W A, Duncan C C, Freeman D H and Palmer G R. Diagnosis-related group refinement with diagnosis- and procedure-specific comorbidities and complications. : Medical care. 19950914.