Hanindyo Putro, Ardhestiro. “The Role of Speckle-Tracking Strain Echocardiography in the Clinical Evaluation and Follow-up of Myocarditis With Preserved Ejection Fraction: A Case Report”. The ASEAN Journal of Military and Preventive Medicine, vol. 1, no. 2, July 2024, pp. 76-83, doi:10.47353/ajmpm.v1i2.13.