APA (7th ed.) Citation

EM, B., NM, v. H., JC, K., CA, A., PF, v. D., L, B., & JH, K. (1997). Exercise capacity after His bundle ablation and rate response ventricular pacing for drug refractory chronic atrial fibrillation. Heart (British Cardiac Society), 77(3), 238. https://doi.org/10.1136/hrt.77.3.238

Chicago Style (17th ed.) Citation

EM, Buys, van Hemel NM, Kelder JC, Ascoop CA, van Dessel PF, Bakema L, and Kingma JH. "Exercise Capacity After His Bundle Ablation and Rate Response Ventricular Pacing for Drug Refractory Chronic Atrial Fibrillation." Heart (British Cardiac Society) 77, no. 3 (1997): 238. https://doi.org/10.1136/hrt.77.3.238.

MLA (9th ed.) Citation

EM, Buys, et al. "Exercise Capacity After His Bundle Ablation and Rate Response Ventricular Pacing for Drug Refractory Chronic Atrial Fibrillation." Heart (British Cardiac Society), vol. 77, no. 3, 1997, p. 238, https://doi.org/10.1136/hrt.77.3.238.