Release of circulating tumor cells and cell-free nucleic acids is an infrequent event in synovial sarcoma: liquid biopsy analysis of 15 patients diagnosed with synovial sarcoma. - Mihály, Dóra; Nagy, Noémi; Papp, Gergő; Pápai, Zsuzsanna; Sápi, Zoltán (Diagnostic Pathology, 2018)