[ghshephard]

Ironically, the only link to the word "income" on that page was a related story-link, "People With Low Incomes Say They Pay A Price In Poor Health".

I remain unconvinced that "Family Secrets Make You Sick" based on that article. There are a lot of ways to determine whether that might be the case, but I'm surprised, based on the article's description, that they were able to get a paper published with their method.