temps (durée) (1) espèce (1) échantillonnage (1) analyse (1) champ (1) ADN (1) différenciation (1) adulte (1) Differentiation (1) Composition (1) Identification (1) Forensic sciences (1) RNA polymerases (1) Year (1) Volunteers (1) Twins (1) Time (1) Streptococcus (1) Species (1) Sampling (1) Saliva (1) RNA (1) Phylogeny (1) Persons (1) Human beings (1) Identification (1) Evidence (1) Driving of horse-drawn vehicles (1) DNA (1) Days (1)