D. E. Hidayat, D. P. Ekasari, and D. P. Retnani, “Pityriasis lichenoides chronica treated with combination of Narrowband Ultraviolet B (NBUVB) phototherapy and erytrhomycin”, J Pak Assoc Dermatol, vol. 36, no. 1, pp. 136–140, Mar. 2026.