Case report: Dramatic response to pralsetinib in an elderly patient with advanced RET-fusion positive papillary thyroid carcinoma oleh Margherita Nannini, Margherita Nannini, Andrea Repaci, Gianluca Ricco, Manuela Ianni, Arber Golemi, Vincenzo Maiolo, Marco Ferrari, Filippo Natali, Elisa Lodi Rizzini, Fabio Monari, Erica Solaroli, Antonio De Leo, Antonio De Leo, Thais Maloberti, Maria A. Pantaleo, Maria A. Pantaleo, Dario De Biase, Dario De Biase, Giovanni Tallini, Giovanni Tallini