Poorly differentiated thyroid carcinoma of childhood and adolescence: a distinct entity characterized by DICER1 mutations

Rebecca D. Chernock, Bárbara Rivera, Nicla Borrelli, D. Ashley Hill, Somayyeh Fahiminiya, Tasha Shah, Anne‐Sophie Chong, Barina Aqil, Mitra Mehrad, Thomas J. Giordano, Rachel Sheridan, Meilan M. Rutter, Louis P. Dehner, William D. Foulkes, Yuri E. Nikiforov