“…In a study published by Toy et al 13 , the costs, resource utilization, and treatment patterns for patients with malignant melanoma were examined for a 6-month period, which included the advent of ipilimumab and vemurafenib therapies. Their population consisted of 834 patients who had at least 1 diagnosis of melanoma (icd-9-cm 172.xx codes), 1 diagnosis of a secondary malignant neoplasm (icd-9-cm 196.xx, 197.xx, 198.xx, 199.xx codes), and who had initiated metastatic melanoma treatment with certain therapies (ipilimumab, vemurafenib, interleukin 2, dacarbazine, temozolomide, paclitaxel) between 25 May 2011 and 30 September 2012.…”