Labour leader Ed Miliband has used his closing debate statement to challenge the Prime Minister to a head-to-head debate.\r<br>Miliband promised more doctors and nurses and to put working families first before turning his attention to David Cameron.\r<br>\r<br>\r<br>Subscribe to BBC News HERE \r<br>Check out our website: \r<br>Facebook: \r<br>Twitter: \r<br>Instagram: