Tu T. Nguyen, Kent E. Kruckeberg, John F. O'Brien, Zhong-Sheng Ji, Pamela S. Karnes, Thomas B. Crotty, Ian D. Hay, Robert W. Mahley, Timothy O'Brien> ;The Journal of Clinical Endocrinology and Metabolism. 2000 Nov 1
María L. Martínez Triguero, Antonio Hernández-Mijares, Tu T. Nguyen, María Luisa Muñoz, Hector Peña, Carlos Morillas, David Lorente, Irene Lluch, Ernesto Molina> ;Mayo Clinic proceedings. 1998 Sep 1
Timothy O'Brien, Jean Buithieu, Tu T. Nguyen, Lavy Klein, Nina Bren, Mark A. Wentworth, Brenda J. Hallaway, Bruce A. Kottke> ;Journal of Chromatography B: Biomedical Sciences and Applications. 1993 Apr 2