Formalin pigment in skin.
D005260:Female; D005557:Formaldehyde; D006485:Hemosiderin; D006651:Histocytochemistry; D006801:Humans; D008543:Melanins; D008722:Methods; D008853:Microscopy; D008875:Middle Aged; D010858:Pigmentation; D012867:Skin / Q000032:analysis / Q000166:cytology*; D013194:Staining and Labeling
D008543:Melanins; D005557:Formaldehyde; D006485:Hemosiderin