public PrestazioneDTO RetrievePres(string presid)
{
Stopwatch tw = new Stopwatch();
tw.Start();
log.Info(string.Format("Starting ..."));
PrestazioneDTO pres = null;
pres = bll.GetPrestazioneById(presid);
tw.Stop();
log.Info(string.Format("Completed! Elapsed time {0}", LibString.TimeSpanToTimeHmsms(tw.Elapsed)));
return(pres);
}