Gedeborg R.; Holm L.; Feltelius N.; Sundström A.; Eggers K. M.; Nurminen M.-L.; Grünewald M.; Pihlström N.; Zethelius B.; Ljung R. Validation of Myocarditis Diagnoses in the Swedish Patient Register for Analyses of Potential Adverse Reactions to COVID-19 Vaccines. ujms 2023, 128.