Digital spatial proteomic profiling reveals immune checkpoints as biomarkers in lymphoid aggregates and tumor microenvironment of desmoplastic melanoma ======================================================================================================================================================= * David G Su * David A. Schoenfeld * Wael Ibrahim * Raysa Cabrejo * Dijana Djureinovic * Raymond Baumann * David L Rimm * Sajid A Khan * Ruth Halaban * Harriet M Kluger * Kelly Olino * Anjela Galan * James Clune