title: Lumbar tattoos and lumbar epidural analgesia: unresolved controversies.
authors.forename: Krzysztof M
authors.initials: KM
authors.lastname: Kuczkowski
mesh_terms: D015360:Analgesia, Epidural / Q000009:adverse effects*; D016362:Analgesia, Obstetrical / Q000009:adverse effects*; D004396:Coloring Agents / Q000633:toxicity*; D006801:Humans; D007509:Irritants / Q000633:toxicity*; D008161:Lumbosacral Region / Q000294:innervation; D013653:Tattooing / Q000009:adverse effects*
chemical_list: D004396:Coloring Agents; D007509:Irritants