1.

Williams Textbook of Endocrinology
from: W B Saunders Co
1992-01

2.

Harrison's Platinum Edition
by: Anthony S. Fauci MD, Eugene Braunwald MD, Kurt J. Isselbacher MD, Jean D. Wilson MD, Joseph B. Martin MD, Dennis L. Kasper MD, Stephen L. Hauser MD
June 02, 1999