title: RET Y791F: alone or accompanied?
authors.affiliation: Faculdade de Medicina, Universidade de São Paulo, São Paulo, Brasil.
authors.forename: Rodrigo A
authors.initials: RA
authors.lastname: Toledo
authors.affiliation: Faculdade de Medicina, Universidade de São Paulo, São Paulo, Brasil.
authors.forename: Delmar M
authors.initials: DM
authors.lastname: Loureço
authors.affiliation: Universidade Nove de Julho, São Paulo, Brasil.
authors.forename: Cleber
authors.initials: C
authors.lastname: Camacho
authors.affiliation: Escola Paulista de Medicina, Universidade Federal de São Paulo, São Paulo, SP, Brasil.
authors.forename: Susan
authors.initials: S
authors.lastname: Lindsey
authors.affiliation: Faculdade de Medicina, Universidade de São Paulo, São Paulo, Brasil.
authors.forename: Janete
authors.initials: J
authors.lastname: Cerutti
authors.affiliation: Escola Paulista de Medicina, Universidade Federal de São Paulo, São Paulo, SP, Brasil.
authors.forename: Rui M B
authors.initials: RM
authors.lastname: Maciel
authors.affiliation: Faculdade de Medicina, Universidade de São Paulo, São Paulo, Brasil.
authors.forename: Sergio P A
authors.initials: SP
authors.lastname: Toledo
mesh_terms: D014408:Biomarkers, Tumor / Q000097:blood*; D002116:Calcitonin / Q000097:blood*; D018276:Carcinoma, Medullary / Q000175:diagnosis* / Q000628:therapy*; D006801:Humans; D013964:Thyroid Neoplasms / Q000175:diagnosis* / Q000628:therapy*
chemical_list: D014408:Biomarkers, Tumor; D002116:Calcitonin