Scagliotti, G. V., Hirsh, V., Siena, S., Henry, D. H., Et al, Overall survival improvement in patients with lung cancer and bone metastases treated with denosumab versus zoledronic acid: subgroup analysis from a randomized phase 3 study. Journal of Thoracic Oncology: Official Publicat on of the International Association for the Study of Lung Cancer 2012; 12: 1823-1829