Kammouni, W., Ramakrishna, G., Sithanandam, G., Smith, G. T., Fornwald, L. W., Masuda, A., et al. (2002). Increased K-ras protein and activity in mouse and human lung epithelial cells at confluence. Cell Growth & Differentiation : The Molecular Biology Journal Of The American Association For Cancer Research, 13(9), 441-8.