Morasert T, Tanksinmankhong C, Tantiyavarong P, Prasankiattirach P, Wongyikul P, Phinyo P. The MAGENTA Model for Individual Prediction of In-Hospital Mortality in Chronic Obstructive Pulmonary Disease With Acute Exacerbation: An External Validation Study. J Clin Med Res. 2026;18(3):196-204. doi:10.14740/jocmr6512