. . . . . . . . . . . . "[We now report a change in the spectrum of mutations detected in the RET proto-oncogene in patients with hereditary MTC from the 'classical' mutation at codon 634 in exon 11 (level 2) to more cases with mutations in the exons 13-15 (level 1) and less aggressive disease.]. Sentence from MEDLINE/PubMed, a database of the U.S. National Library of Medicine."@en . . . . . "2013-07-06"^^ . . "Gene-disease associations inferred from text-mining the literature."@en . "DisGeNET evidence - LITERATURE"@en . "2014-10-02T12:32:24+02:00"^^ . . . . . . . . . . . "v2.1.0.0" . "v2.1.0" .