Eds. ROBERT S. FAWCETT, M.D., M.S., SEAN LINFORD, M.D., and DANIEL L. STULBERG, M.D., Nail Abnormalities: Clues to Systemic Disease (American Family Physician, March 15, 2004), Available at http://www.aafp.org/afp/20040315/1417.htmlArchivado el 12 de mayo de 2008 en Wayback Machine., Accessed 20 August 2009.
Eds. ROBERT S. FAWCETT, M.D., M.S., SEAN LINFORD, M.D., and DANIEL L. STULBERG, M.D., Nail Abnormalities: Clues to Systemic Disease (American Family Physician, March 15, 2004), Available at http://www.aafp.org/afp/20040315/1417.htmlArchivado el 12 de mayo de 2008 en Wayback Machine., Accessed 20 August 2009.