<div><p>David Nalbandian has joined Juan Martin del Potro on the sidelines for Argentina's Davis Cup tie in Sweden from March 5-7.</p><p>The former Wimbledon finalist and world No.3, who has only just returned to action following hip surgery in May, pulled up with a leg injury in the ATP Buenos Aires tournament.</p><p>Argentine No.1 Del Potro withdraw earlier because of the wrist injury that has wrecked his early season form.</p><p>Captain Modesto Vazquez instead will look to Juan Monaco, Leonardo Mayer and Horacio Zeballos, plus a fourth player yet to be named for the World Group first round tie in Stockholm.</p><img src="http://admatch-syndication.mochila.com/images/ad.gif?aid=69700248&bid=informcom" /></div><div id="copyright"><div>
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