Iontophoretic Vincristine in the Treatment of Postherpetic Neuralgia Noreen P Dowd, FFARCSI, Fergal Day, FFARCSI, Deirdre Timon, FFARCSI, Anthony J Cunningham, FRCPC, Lorna Brown, FFARCSI Journal of Pain and Symptom Management Volume 17, Issue 3, Pages 175-180 (March 1999) DOI: 10.1016/S0885-3924(98)00121-3
Fig. 1 VAS scores (median and range) in both groups before treatment, on day 5 and day 20 after the start of treatment. There was a significant decrease (P = 0.04) in VAS scores from baseline to day 20 in both groups but there was no statistically significant difference in pain scores between the groups on day 20 Journal of Pain and Symptom Management 1999 17, 175-180DOI: (10.1016/S0885-3924(98)00121-3)