J. C. . Moser, G. . Wei, S. V. . Colonna, K. F. . Grossmann, S. . Patel, and J. R. . Hyngstrom, “Comparative-effectiveness of pembrolizumab vs. nivolumab for patients with metastatic melanoma”, AO, vol. 59, no. 4, pp. 434–437, Apr. 2020.