1. From the University of Chieti “G D’Annunzio” School of Medicine (F. Cipollone, A.I., M.F., M.Z., B.P., C.C., D.D.C., R.M., F. Chiarelli, F. Cuccurullo, A.M.), Chieti, Italy; S. Filippo & Nicola Hospital (G.D.B.), Avezzano, Italy; University of Rome Tor Vergata School of Medicine (R.B.), Rome, Italy; and Columbia University (A.M.S.), New York, NY.