R. Levenson

发表

M. Kolasa, J. Rosenthal, B. Watson, 2003, Ambulatory pediatrics : the official journal of the Ambulatory Pediatric Association.

J. Seward, B. Watson, R. Levenson, 2000, Pediatrics.

L. Bell, R. Levenson, M. Pritchard, 1995, Pediatric nursing.