TY - CHAP M1 - Book, Section TI - Red Blood Cell Disorders A1 - Jameson, J. Larry A1 - Fauci, Anthony S. A1 - Kasper, Dennis L. A1 - Hauser, Stephen L. A1 - Longo, Dan L. A1 - Loscalzo, Joseph PY - 2020 T2 - Harrison's Manual of Medicine, 20e AB - Anemia is a common clinical problem in medicine. A physiologic approach (outlined in Chap. 47) provides the most efficient path to diagnosis and management. Anemias arise either because red blood cell (RBC) production is inadequate or because RBC lifespan (normally 120 days) is shortened through loss from the circulation or destruction. SN - PB - McGraw-Hill Education CY - New York, NY Y2 - 2024/04/20 UR - accessmedicine.mhmedical.com/content.aspx?aid=1167063871 ER -