Male sex, discoid lupus erythematosus, and lower limb involvement are associated with systemic lupus in lupus panniculitis patients: A multicenter case series of 74 patients
J Am Acad Dermatol. 2022 Jul;87(1):219-221.
doi: 10.1016/j.jaad.2021.07.052.
Epub 2021 Aug 2.