Bruce-Hickman, D. and Greene, C.M. and Gooptu, Bibekbrata (2015) α1-antitrypsin deficiency. In: Anzueto, A. and Heijdra, Y. and Hurst, J.R. (eds.) Controversies in COPD. ERS Monographs. European Respiratory Society, pp. 47-84. ISBN 9781849840644.