Maharatha, Biswojit, et al. “An Observational Cohort Study to Determine the Clinical Profile, Angiographic Profile, and Outcomes of Patients With Left Bundle Branch Block Without Previous Heart Disease from a Tertiary Care Centre in North India”. Student’s Journal of Health Research Africa, vol. 6, no. 9, Sept. 2025, p. 9, https://doi.org/10.51168/sjhrafrica.v6i9.1999.