Qorbani, Amir, et al. “Exogenous Ochronosis (EO): Skin Lightening Cream Causing Rare Caviar-Like Lesion With Banana-Like Pigments; Review of Literature and Histological Comparison With Endogenous Counterpart”. Autopsy and Case Reports, vol. 10, no. 4, Aug. 2020, p. e2020197, https://doi.org/10.4322/acr.2020.197.