Fatourechi V, Bartley GB, Eghbali-Fatourechi GZ, Powell CC, Ahmed DD, Garrity JA (December 2003). "Graves' dermopathy and acropachy are markers of severe Graves' ophthalmopathy". Thyroid. 13 (12): 1141–4. doi:10.1089/10507250360731541. PMID14751035.
Tariq M, Azeem Z, Ali G, Chishti MS, Ahmad W (January 2009). "Mutation in the HPGD gene encoding NAD+ dependent 15-hydroxyprostaglandin dehydrogenase underlies isolated congenital nail clubbing (ICNC)". J. Med. Genet. 46 (1): 14–20. doi:10.1136/jmg.2008.061234. PMID18805827.
Fatourechi V, Bartley GB, Eghbali-Fatourechi GZ, Powell CC, Ahmed DD, Garrity JA (December 2003). "Graves' dermopathy and acropachy are markers of severe Graves' ophthalmopathy". Thyroid. 13 (12): 1141–4. doi:10.1089/10507250360731541. PMID14751035.
Tariq M, Azeem Z, Ali G, Chishti MS, Ahmad W (January 2009). "Mutation in the HPGD gene encoding NAD+ dependent 15-hydroxyprostaglandin dehydrogenase underlies isolated congenital nail clubbing (ICNC)". J. Med. Genet. 46 (1): 14–20. doi:10.1136/jmg.2008.061234. PMID18805827.