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David Bruce Endres, PhD
Professor of Clinical Pathology
Director, Reference Lab Send Out Testing
GNH 1100 North State Street Off Campus Los Angeles
+1 323 409 7156


Serum 25-hydroxyvitamin d deficiency; a risk factor for chronic kidney disease in ambulatory indigent patients. Endocr Pract. 2014 Mar 1; 20(3):236-43. View in: PubMed

Vitamin D deficiency in urban indigent patients in Southern California. Endocr Pract. 2013 May-Jun; 19(3):404-13. View in: PubMed

Investigation of hypercalcemia. Clin Biochem. 2012 Aug; 45(12):954-63. View in: PubMed

Commentary on: hypocalcemia following treatment for hyperthyroidism. Clin Chem. 2011 Jun; 57(6):815. View in: PubMed

Commentary. Clin Chem. 2010 Jun; 56(6):896. View in: PubMed

Comparison of fresh frozen serum to proficiency testing material in College of American Pathologists surveys: alpha-fetoprotein, carcinoembryonic antigen, human chorionic gonadotropin, and prostate-specific antigen. Arch Pathol Lab Med. 2005 Mar; 129(3):331-7. View in: PubMed

Comparison of fresh frozen serum to traditional proficiency testing material in a College of American Pathologists survey for ferritin, folate, and vitamin B12. Arch Pathol Lab Med. 2005 Mar; 129(3):323-7. View in: PubMed

Limitations of direct estradiol and testosterone immunoassay kits. Steroids. 2003 Dec; 68(14):1173-8. View in: PubMed

Hypothalamic-pituitary-adrenal activity among Armenian adolescents with PTSD symptoms. J Trauma Stress. 2003 Aug; 16(4):319-23. View in: PubMed

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