deletions | additions       diff --git a/Family_and_society.md b/Family_and_society.md  index 6aae0c2..f06df6c 100644  --- a/Family_and_society.md  +++ b/Family_and_society.md 
...
## Tics, family and society  Using self-report data, \citet{Stewart_2015_stress} revealed that stress in parents of 74  children with Tourette syndrome is was  highly correlated with current ADHD symptom burden in the child, child (r=.57),  significantly but less strongly  correlated with the child's OCD severity, symptoms (r=.40),  but not correlated with current tic severity. severity (r=.18, p=.13).  The correlation of parental stress with ADHD and OCD  symptom severity was present to a similar degree in 48  tic-free control children. These observations reinforce the need for psychiatric expertise for optimal management of TS.