Ashburn NP, Snavely AC, Rikhi R, Shapiro MD, Chado MA, Ambrosini AP, Biglari AA, Kitchen ST, Millard MJ, Stopyra JP, Mahler SA. Rarely tested or treated but highly prevalent: Hypercholesterolemia in ED observation unit patients with chest pain. Am J Emerg Med. 2023 Sep; 71:47-53.