commotio cordis
... that commotio cordis is a sudden and unexpected cardiac arrest observed mostly in young people during participation in sports, and that is the most frequent cause of accidental deaths in Little League baseball games?
... that <b id="mwBn4"><a href="./Commotio_cordis" id="mwBn8" rel="mw:WikiLink" title="Commotio cordis">commotio cordis</a></b> is a sudden and unexpected <a href="./Cardiac_arrest" id="mwBoA" rel="mw:WikiLink" title="Cardiac arrest">cardiac arrest</a> observed mostly in young people during participation in <a class="mw-redirect" href="./Sports" id="mwBoE" rel="mw:WikiLink" title="Sports">sports</a>, and that is the most frequent cause of accidental deaths in <a class="mw-redirect" href="./Little_League" id="mwBoI" rel="mw:WikiLink" title="Little League">Little League</a> baseball games?