Our subject this week is an area of study that interests millions of people -- genealogy,researching family history.

VOA: special.2010.06.28

The study compared three hundred nineteen Parkinson's patients to more than two hundred family members.

VOA: special.2009.04.07

The study involved two members of an extended family.

VOA: special.2009.08.26

Another area of study is family genetics.

VOA: special.2009.04.07