Authors:

If a child has an older sibling involved in an addiction, there is a 90 percent chance that he or she will get involved too.

"How to Stop Your Relatives from Driving You Crazy: Strategies for coping with 'Challenging' Relatives". Book by Denise Lang, 1992.
If a child has an older sibling involved in an addiction, there is a 90 percent chance that he or she will get involved too.