Mazurek, Klaudia; Pierzchała, Ewa (2016-09-01). «Comparison of efficacy of products containing azelaic acid in melasma treatment». Journal of Cosmetic Dermatology15 (3): 269–282. doi:10.1111/jocd.12217. ISSN1473-2165. PMID27028014.
Mansouri, P.; Farshi, S.; Hashemi, Z.; Kasraee, B. (2015-07-01). «Evaluation of the efficacy of cysteamine 5% cream in the treatment of epidermal melasma: a randomized double-blind placebo-controlled trial». The British Journal of Dermatology173 (1): 209–217. doi:10.1111/bjd.13424. ISSN1365-2133. PMID25251767.
Mazurek, Klaudia; Pierzchała, Ewa (2016-09-01). «Comparison of efficacy of products containing azelaic acid in melasma treatment». Journal of Cosmetic Dermatology15 (3): 269–282. doi:10.1111/jocd.12217. ISSN1473-2165. PMID27028014.
Mansouri, P.; Farshi, S.; Hashemi, Z.; Kasraee, B. (2015-07-01). «Evaluation of the efficacy of cysteamine 5% cream in the treatment of epidermal melasma: a randomized double-blind placebo-controlled trial». The British Journal of Dermatology173 (1): 209–217. doi:10.1111/bjd.13424. ISSN1365-2133. PMID25251767.
ntp.niehs.nih.gov
«Hydroquinone 10022-H». ntp.niehs.nih.gov (στα Αγγλικά). Ανακτήθηκε στις 12 Φεβρουαρίου 2017.
Mazurek, Klaudia; Pierzchała, Ewa (2016-09-01). «Comparison of efficacy of products containing azelaic acid in melasma treatment». Journal of Cosmetic Dermatology15 (3): 269–282. doi:10.1111/jocd.12217. ISSN1473-2165. PMID27028014.
Mansouri, P.; Farshi, S.; Hashemi, Z.; Kasraee, B. (2015-07-01). «Evaluation of the efficacy of cysteamine 5% cream in the treatment of epidermal melasma: a randomized double-blind placebo-controlled trial». The British Journal of Dermatology173 (1): 209–217. doi:10.1111/bjd.13424. ISSN1365-2133. PMID25251767.