By Jordan Rau/KFF Health News
In a top-rated nursing home in Alexandria, Virginia, the Rev. Donald Goodness is cared for by nurses and aides from various parts of Africa. One of them, Jackline Conteh, a naturalized citizen and nurse assistant from Sierra Leone, bathes and helps dress him most days and vigilantly intercepts any meal headed his way that contains gluten, as Goodness has celiac disease.