Three volumes of Weils works consist of notebooks, not intended for publication, and a fourth work, Gravity and Grace, is a selection from her notebooks. (religion-online.org)
But the new study is the fourth work — including a pilot study by the same authors — to find differences in the survival rates of blood transfusion recipients associated with sex mismatches. (scientificamerican.com)
Blue Portrait (Nokia N82), 2009 — 16, by photographer Torbjørn Rødland, is the fourth work to be featured as part of the series, which was initiated by the Whitney in partnership with TF Cornerstone and High Line Art. (artfixdaily.com)