Arbiser JL; Govindarajan B; Battle TE; et al. (2006). „Carbazole is a naturally occurring inhibitor of angiogenesis and inflammation isolated from antipsoriatic coal tar”. J. Invest. Dermatol. 126 (6): 1396—402. PMID16614726. doi:10.1038/sj.jid.5700276.
nih.gov
ncbi.nlm.nih.gov
Johnson, MA; Armstrong, AW (2013). „Clinical and histologic diagnostic guidelines for psoriasis: a critical review.”. Clinical reviews in allergy & immunology. 44 (2): 166—72. PMID22278173. doi:10.1007/s12016-012-8305-3.
Arbiser JL; Govindarajan B; Battle TE; et al. (2006). „Carbazole is a naturally occurring inhibitor of angiogenesis and inflammation isolated from antipsoriatic coal tar”. J. Invest. Dermatol. 126 (6): 1396—402. PMID16614726. doi:10.1038/sj.jid.5700276.