Paediatric Autism Communication Therapy-Generalised (PACT-G) against treatment as usual for reducing symptom severity in young children with autism spectrum disorder: study protoco... oleh Jonathan Green, Catherine Aldred, Tony Charman, Ann Le Couteur, Richard A. Emsley, Victoria Grahame, Patricia Howlin, Neil Humphrey, Kathy Leadbitter, Helen McConachie, Jeremy R. Parr, Andrew Pickles, Vicky Slonims, Carol Taylor, PACT-G Group