title: Saliva tests now can accurately predict age.
mesh_terms: D000375:Aging / Q000235:genetics / Q000378:metabolism*; D015415:Biomarkers / Q000032:analysis; D019175:DNA Methylation; D005544:Forecasting; D005553:Forensic Dentistry; D059647:Gene-Environment Interaction; D006801:Humans; D012463:Saliva / Q000737:chemistry*
chemical_list: D015415:Biomarkers