Presentation of a case with Wellens syndrome oleh Luis A. Rodríguez López, Eliany Rodríguez Moreno, Reinaldo Gavilanes Hernández, Reinaldo C. Gavilanes García, Yorsenka Milord Fernández, José M. Ercia Arenal, Ángel A. Cuellar Gallardo, Luis J. López Pairol, Osmany Santander Espinosa