eighteenth series
... that a storyline about domestic abuse from the eighteenth series of Holby City sparked 177 calls to the BBC's support line?
... that a storyline about domestic abuse from the <b id="mwBwA"><a href="./Holby_City_(series_18)" id="mwBwE" rel="mw:WikiLink" title="Holby City (series 18)">eighteenth series</a></b> of <i id="mwBwI"><a href="./Holby_City" id="mwBwM" rel="mw:WikiLink" title="Holby City">Holby City</a></i> sparked 177 calls to the BBC's support line?