4.2.2.3 Error Rate, Read Length, Data Output, and Cost4.2.2.4 Sequence Data Generation4.2.3 Oxford Nanopore Technologies (ONT) Long-Read Sequencing4.2.3.1 Sequencing Principle4.2.3.2 Implementation4.2.3.3 Error Rate, Read Length, Data Output, and Cost4.2.3.4 Sequence Data Generation4.2.4 Ion Torrent Semiconductor Sequencing4.2.4.1 Sequencing Principle