<http://schema.org/description>
"A new study published online in the journal Nature suggests it might be possible to develop vaccines to prevent premature birth and other pregnancy complications. If so, such vaccines would be the first intended to stimulate the subset of regulatory CD4 T cells that suppress the immune response."^^<http://www.w3.org/2001/XMLSchema#string>
<http://medicalxpress.com/news/2012-09-pregnancy-maternal-immune-suppressive-cells-fetus.html>