Commentary: Case Report: Abdominal Lymph Node Metastases of Parathyroid Carcinoma: Diagnostic Workup, Molecular Diagnosis, and Clinical Management - Fanciulli, Giuseppe; Di Molfetta, Sergio; Dotto, Andrea; Florio, Tullio; Feola, Tiziana; Colao, Annamaria; Faggiano, Antongiulio; , NIKE Group; Albertelli, Manuela; Altieri, Barbara; Barrea, Luigi; Bottiglieri, Filomena; et al. (Frontiers in Endocrinology, 2021)