Sheehan, R; Hassiotis, A; (2017) Reduction or discontinuation of antipsychotics for challenging behaviour in adults with intellectual disability: a systematic review. The Lancet Psychiatry , 4 (3) pp. 238-256. 10.1016/S2215-0366(16)30191-2 <https://doi.org/10.1016/S2215-0366%2816%2930191-2>. Green open access