<p>Liverpool will need to carefully manage centre back Virgil van Dijk's playing time following the Netherlands international's return from a lengthy injury layoff, midfielder James Milner said.</p>.<p>A serious knee injury kept Van Dijk sidelined for most of last season and this year's European Championship, from which the Netherlands were eliminated in the last-16 by the Czech Republic.</p>.<p>Liverpool's defensive linchpin Van Dijk was rested for their 3-2 Champions League win over AC Milan, but the 30-year-old returned for Saturday's 3-0 Premier League win against Crystal Palace at Anfield.</p>.<p>"We all think Virg is Superman and he is, 99 times out of 100," said Milner. "But the injury that he has come back from - and to look as good as he has done since he has come back - you know, he's not 21.</p>.<p>"He needs looking after as well, no matter how angry he gets at being left out of the team. He is going to need looking after and that is rotation.</p>.<p>"I think it (rotation) is obviously important. The positions we got into last year, we were unlucky with injuries and players having to play out of position. I think it is to help with things like that."</p>.<p>Liverpool were hit with a string of injuries to key players last season as they finished third, failing to defend their Premier League title.</p>.<p>The Merseyside club, who are joint top of the Premier League this season with Chelsea, next travel to Norwich City on Tuesday for the League Cup third round.</p>.<p><strong>Check out the latest DH videos:</strong></p>
<p>Liverpool will need to carefully manage centre back Virgil van Dijk's playing time following the Netherlands international's return from a lengthy injury layoff, midfielder James Milner said.</p>.<p>A serious knee injury kept Van Dijk sidelined for most of last season and this year's European Championship, from which the Netherlands were eliminated in the last-16 by the Czech Republic.</p>.<p>Liverpool's defensive linchpin Van Dijk was rested for their 3-2 Champions League win over AC Milan, but the 30-year-old returned for Saturday's 3-0 Premier League win against Crystal Palace at Anfield.</p>.<p>"We all think Virg is Superman and he is, 99 times out of 100," said Milner. "But the injury that he has come back from - and to look as good as he has done since he has come back - you know, he's not 21.</p>.<p>"He needs looking after as well, no matter how angry he gets at being left out of the team. He is going to need looking after and that is rotation.</p>.<p>"I think it (rotation) is obviously important. The positions we got into last year, we were unlucky with injuries and players having to play out of position. I think it is to help with things like that."</p>.<p>Liverpool were hit with a string of injuries to key players last season as they finished third, failing to defend their Premier League title.</p>.<p>The Merseyside club, who are joint top of the Premier League this season with Chelsea, next travel to Norwich City on Tuesday for the League Cup third round.</p>.<p><strong>Check out the latest DH videos:</strong></p>