Antihistamines improve cardiovascular manifestations and other symptoms of long-COVID attributed to mast cell activation oleh Fabrizio Salvucci, Roberto Codella, Adriana Coppola, Irene Zacchei, Gabriella Grassi, Maria Luisa Anti, Nicolita Nitisoara, Livio Luzi, Livio Luzi, Carmine Gazzaruso