genetic analysis Article 56 human 50 genetics 37 Humans 35 male 32 female 31 adult 28 controlled study 28 Male 24 gene expression 23 Female 19 clinical article 17 nonhuman 16 gene mutation 15 major clinical study 15 human cell 14 metabolism 14 middle aged 14 Middle Aged 13 child 12 gene 12 single nucleotide polymorphism 12 unclassified drug 12 polymerase chain reaction 11 whole exome sequencing 11 Adult 10 Animals 10 aged 10 animal 10