Zhang, Xi-Bao, San-Quan Zhang, Chang-Xing Li, Zhen-Ming Huang, and Yu-Wu Luo. 2010. “Acitretin Systemic and Retinoic Acid 0.1% Cream Suppression of Basal Cell Carcinoma”. Dermatology Reports 2 (1):e4. https://doi.org/10.4081/dr.2010.e4.