Bristol Autism Spectrum Service Bristol Autism Spectrum Service (BASS) is a multidisciplinary team providing a service for adults registered with a GP in Bristol, Bath & North East Somerset, North Somerset and South Gloucestershire. What BASS do:• Autism assessments for people registered with a GP in our area• Post diagnostic support to autistic individuals• Training and liaison support for professionals who work with autistic individuals We're sorry but <%= htmlWebpackPlugin.options.title %> doesn't work properly without JavaScript enabled. Please enable it to continue.