00891nas a2200349   4500000000100000000000100001008004100002100001600043700001300059700001400072700001900086700001500105700001600120700001500136700001800151700001700169700001700186700001500203700001400218700001500232700001500247700001600262700001300278700001100291700001400302700001700316700001400333245016300347300001000510490000700520022001400527       2014                            d1 aT. van Staa1 aL. Dyson1 aG. McCann1 aS. Padmanabhan1 aR. Belatri1 aB. Goldacre1 aJ. Cassell1 aM. Pirmohamed1 aD. Torgerson1 aS. Ronaldson1 aJ. Adamson1 aA. Taweel1 aB. Delaney1 aS. Mahmood1 aS. Baracaia1 aT. Round1 aR. Fox1 aT. Hunter1 aM. Gulliford1 aL. Smeeth00aThe opportunities and challenges of pragmatic point-of-care randomised trials using routinely collected electronic records: evaluations of two exemplar trials  a1-1460 v18  a1366-5278