@inbook{1203992700, author={THNG Tien Guan Steven and KER Khor Jia}, editor={Sze Hon, CHUA and Suat Hoon, TAN and Chee Leok, GOH and See Ket, NG}, title={Pigmentary Disorders}, booktitle={Asian Skin: a Reference Color Atlas of Dermatology and Venereology, Revised 2nd Edition}, publisher={McGraw Hill Education}, address={New York, NY}, year={2020}, url={accessworldmed.mhmedical.com/content.aspx?aid=1203992700} }