Larry B. Mellick, et al. “ The Prevalence of Pathologic Q Waves on Electrocardiograms of Pediatric Patients With Confirmed Hypertrophic Cardiomyopathy: A Systematic Review of the Literature”. Emergency Medicine, vol. 8, no. 1, Jan. 2022, pp. 1-6, doi:10.17140/EMOJ-8-163.