Enrique Pérez Santiago
... that Enrique Pérez Santiago was the first Puerto Rican hematologist?
... that <b id="mwC5w"><a href="./Enrique_Pérez_Santiago" id="mwC50" rel="mw:WikiLink" title="Enrique Pérez Santiago">Enrique Pérez Santiago</a></b> was the first <a class="mw-redirect" href="./Puerto_Rican_people" id="mwC54" rel="mw:WikiLink" title="Puerto Rican people">Puerto Rican</a> <a href="./Hematology" id="mwC58" rel="mw:WikiLink" title="Hematology">hematologist</a>?