The People with Asperger syndrome and anxiety disorders (PAsSA) trial: a pilot multicentre, single-blind randomised trial of group cognitive–behavioural therapyPeter E. Langdon, Louise Mullineaux, David Fowler et al.|BJPsych Open|2016Cited by 23
Economic Evaluation Alongside a Randomized Controlled Crossover Trial of Modified Group Cognitive–Behavioral Therapy for Anxiety Compared to Treatment-as-Usual in Adults With Asperger SyndromeBrett Doble, Ed Wilson, Peter E. Langdon et al.|MDM Policy & Practice|2017Cited by 5