Brooklyn Naval Hospital
... that the Brooklyn Naval Hospital treated almost a quarter of Union casualties during the American Civil War?
... that the <b id="mwBQ0"><a href="./Brooklyn_Naval_Hospital" id="mwBQ4" rel="mw:WikiLink" title="Brooklyn Naval Hospital">Brooklyn Naval Hospital</a></b> treated almost a quarter of <a href="./Union_(American_Civil_War)" id="mwBQ8" rel="mw:WikiLink" title="Union (American Civil War)">Union</a> casualties during the <a href="./American_Civil_War" id="mwBRA" rel="mw:WikiLink" title="American Civil War">American Civil War</a>?