ˌɔn klˈoʊsɚ stˈʌdi ðɛɹwˌɜː kˈeɪsᵻz ʌv pjˈʊɹ ɐkjˈuːt mˌaɪəkɑːɹdˈaɪɾɪs, kˈeɪsᵻz ʌv mˈɪkst mˌaɪəkɑːɹdˈaɪɾɪs ænd ˌiːˌɛfˈiː, ænd kˈeɪsᵻz wˌɛɹ mˌaɪəkɑːɹdˈaɪɾɪs hæd hˈiːld, lˈiːvɪŋ dʒˈʌst ˌiːˌɛfˈiː.
On closer study there were cases of pure acute myocarditis, cases of mixed myocarditis and EFE, and cases where myocarditis had healed, leaving just EFE.