<p><b>Copyright information:</b></p><p>Taken from "HmtDB, a Human Mitochondrial Genomic Resource Based on Variability Studies Supporting Population Genetics and Biomedical Research"</p><p></p><p>BMC Bioinformatics 2005;6(Suppl 4):S4-S4.</p><p>Published online 1 Dec 2005</p><p>PMCID:PMC1866381.</p><p></p> a) Multicriterion query form. b) Example of a query result