Every Monday afternoon, a 40-foot motorhome converted to serve as a mobile health clinic pulls into Boston's gritty Roxbury neighborhood and opens its doors to people like Angie Santiago.
"I work from 8 a.m. to 5:30 p.m. I don't have time to go to the hospital. Here I can just walk in," the 34-year-old teacher's assistant says as she waits during her lunch break for a test. "I have kids to support. I can't afford to take a day off from work." ...