SOURCES – 12 signs of disease that are written all over your face

The following sources were consulted in the preparation of the article “12 signs of disease that are written all over your face.”

  1. A visual guide to 6 conditions that cause skin discoloration
  2. Eye Conditions and Diseases – National Eye Institute – NIH
  3. Angular Cheilitis: What it is, Symptoms, Causes & Treatments