To further select the articles, we included the following MeSH terms: “hematologic neoplasms,” “gene expression regulation, leukemic,” “RUNX1 protein, human,” and “Neutropenia, Severe Congenital, Autosomal recessive.” Any articles that were not relevant to the role of the RUNX1 gene were excluded. This evidence concerns the gene RUNX1 and Decreased total neutrophil count.