DNA Repeat ExpansionFrontotemporal DementiaAmyotrophic Lateral SclerosisTrinucleotide Repeat ExpansionFrontotemporal Lobar DegenerationRepetitive Sequences, Nucleic AcidProteinsTrinucleotide RepeatsAge of OnsetChromosomes, Human, Pair 9Base SequenceTandem Repeat SequencesPedigreeMolecular Sequence DataDNAMyotonic Dystrophy