D. Gullen

发表

Lawrence G. Smith, W. Reynolds, W. Addington, 1998, Annals of Internal Medicine.

J. Eisenberg, W. Riley, D. Latos, 1997, Annals of Internal Medicine.

R. Berenson, J. Webster, D. Latos, 1996 .

D. Ransohoff, F. Klocke, R. Berenson, 1993, Annals of Internal Medicine.

R. Berenson, C. Cassel, J. Webster, 1995, Annals of Internal Medicine.

R. Berenson, J. Webster, D. Gullen, 1995, Annals of Internal Medicine.

R. Berenson, J. Webster, D. Latos, 1996, Annals of Internal Medicine.

David A. Fleming, S. Okun, D. Mason, 2017, Academic medicine : journal of the Association of American Medical Colleges.

B. Egener, W. McDonald, D. Gullen, 2012, Academic medicine : journal of the Association of American Medical Colleges.

R. Berenson, J. Webster, D. Latos, 1996, Annals of Internal Medicine.