title: Ulcer necrotic legs as first manifestation of protein S deficiency.
mesh_terms: D000328:Adult; D006023:Glycoproteins / Q000172:deficiency*; D006801:Humans; D007871:Leg Ulcer / Q000097:blood*; D008297:Male; D009336:Necrosis / Q000097:blood; D017293:Protein S
chemical_list: D006023:Glycoproteins; D017293:Protein S