Stewart, D J.(2008). Re: Design of Phase II Cancer Trials Using a Continuous Endpoint of Change in Tumor Size: Application to a Study of Sorafenib and Erlotinib in Non-Small Cell Lung Cancer. JNCI Journal of the National Cancer Institute, 100(6), 445-446. doi:10.1093/jnci/djn021

Stewart, D. J. "Re: Design of Phase II Cancer Trials Using a Continuous Endpoint of Change in Tumor Size: Application to a Study of Sorafenib and Erlotinib in Non-Small Cell Lung Cancer". JNCI Journal of the National Cancer Institute, 100.6 ( 2008 ): 445-446.