References:
- Periorbital Hyperpigmentation: A Study of its Prevalence, Common Causative Factors and its Association with Personal Habits and Other Disorders - (https://www.ncbi.nlm.nih.gov/pmc/articles/PMC3969674/)
- What causes dark circles under the eyes? - (https://www.ncbi.nlm.nih.gov/pubmed/17760701)
- Management of infraorbital dark circles. A significant cosmetic concern - (https://www.ncbi.nlm.nih.gov/pubmed/10937120/)
- Determination of Melanin and Haemoglobin in the Skin of Idiopathic Cutaneous Hyperchromia of the Orbital region (ICHOR): A Study of Indian Patients - (https://www.ncbi.nlm.nih.gov/pmc/articles/PMC3483573/)
- Periorbital hyperpigmentation. An overlooked genetic disorder of pigmentation - (https://www.ncbi.nlm.nih.gov/pubmed/5797956/)
Editor: Sushma Rao
Technically Checked by: Esther Jubilee