“A randomized, double blind, vehicle-controlled multicenter phase III study to evaluate the safety and efficacy of BF-200 ALA and narrowband red light in the treatment of superficial basal cell carcinoma (sBCC) with photodynamic therapy (PDT)”, J of Skin, vol. 3, p. S48, Nov. 2019, doi: 10.25251/skin.3.supp.48.