McBride, Orla and Adamson, Gary and Bunting, Brendan and McCann, Siobhan (2009) Diagnostic orphans: comparing self-report lifetime course to groups with DSM-IV alcohol abuse and dependence. Addictive Behaviors, 34, (1), pp. 86-91. https://doi.org/10.1016/j.addbeh.2008.07.019.

McBride, Orla and Adamson, Gary and Bunting, Brendan and McCann, Siobhan (2009) Assessing the general health of diagnostic orphans using the short form health survey (SF-12v2): A latent variable modelling approach. Alcohol and Alcoholism, 44, (1), pp. 67-76. https://doi.org/10.1093/alcalc/agn083.