Links
[1] http://ghr.nlm.nih.gov/gene/MYCN
[2] http://disorders.eyes.arizona.edu/disorders/retinoblastoma
[3] http://omim.org/entry/180200
[4] http://omim.org/entry/614326
[5] http://ghr.nlm.nih.gov/gene/MIR17HG
[6] https://disorders.eyes.arizona.edu/references/genotype-phenotype-correlations-mycn-related-feingold-syndrome
[7] https://disorders.eyes.arizona.edu/references/syndrome-microcephaly-facial-and-hand-abnormalities-tracheoesophageal-fistula-duodenal