title: The FRTL-5 system.
authors: Dipartimento di Medicina, Sperimentale e Clinica, Università di Reggio Calabria, Catanzaro, Italy.
authors: D
authors: D
authors: Tramontano
mesh_terms: D000818:Animals; D002460:Cell Line; D049673:History, 20th Century; D013961:Thyroid Gland / Q000166:cytology*; D014481:United States