child human 6 Humans 5 chemistry 5 female 5 male 5 Article 4 Child 4 Female 4 Male 4 Base Sequence 3 controlled study 3 genetics 3 infant 3 nucleotide sequence 3 preschool child 3 Child, Preschool 2 Chinese 2 Infant 2 Models, Molecular 2 Pedigree 2 adolescent 2 adult 2 amino acid sequence 2 amino acid substitution 2 carcinogenesis 2 case report 2 clinical article 2 diagnostic imaging 2 disease severity 2