APA (7th ed.) Citation

AP, C. C., P, L., L, S., JE, O. R., E, M., M, V., . . . L, M. (2026). Chronic obstructive pulmonary disease and CA125 levels in ambulatory chronic heart failure: The COPA-HF study. International journal of cardiology, 461, 134665. https://doi.org/10.1016/j.ijcard.2026.134665

Chicago Style (17th ed.) Citation

AP, Cevallos Castro, et al. "Chronic Obstructive Pulmonary Disease and CA125 Levels in Ambulatory Chronic Heart Failure: The COPA-HF Study." International Journal of Cardiology 461 (2026): 134665. https://doi.org/10.1016/j.ijcard.2026.134665.

MLA (9th ed.) Citation

AP, Cevallos Castro, et al. "Chronic Obstructive Pulmonary Disease and CA125 Levels in Ambulatory Chronic Heart Failure: The COPA-HF Study." International Journal of Cardiology, vol. 461, 2026, p. 134665, https://doi.org/10.1016/j.ijcard.2026.134665.