Maryland voters are supportive of health care reform even though some still haven't grasped all the details, a new survey has found.The survey sponsored by independent health philanthropy The Horizon Foundation and advocacy group Maryland Health Care for All! Coalition, found that those who would gain the most from health reform seemed to know the least about it.The study results were based on a telphone poll of 1,413 voters conducted September 14 to 23.Fifty-nine percent of respondents support health reform, compared to 19 percent who oppose it. The other 22 percent are unsure.Only 30 percent of voters said they know a lot about specific provisions of the law. Lower income people seemed to know the least about the law.Doctors, nurses, health advocacy organizations, church leaders are trusted sources that could help better educate people about the law, the study found.Maryland Health Care For All! and The Horizon Foundation were both supporters of health reform.