Understanding the stratum corneum and molecular mechanisms involved in retinoid dermatitis - dr. sewon kang .
维甲酸类药物皮炎中角质层及分子机制的研究。
The only thing that scientists and reputable dermatologists agree on is that application of topical retinoid can repair sun damaged skin and prevent future collagen damage . Oh yeah , and they all say using sunscreen is a good thing .