Barnes, T. C., Cross, A., Anderson, M. E., Edwards, S. W., & Moots, R. J. (2011). Relative α(1)-anti-trypsin deficiency in systemic sclerosis. Oxford University Press.

Barnes, Theresa C., Andy Cross, Marina E. Anderson, Steven W. Edwards, och Robert J. Moots. Relative α(1)-anti-trypsin Deficiency in Systemic Sclerosis. Oxford University Press, 2011.

Barnes, Theresa C., et al. Relative α(1)-anti-trypsin Deficiency in Systemic Sclerosis. Oxford University Press, 2011.