Edward Parrish RadfordAndrew AllisonQahtan Abdul-Rahman Al-SamarraiStephen David CrabtreeKathleen Agnes Dru DruryFrancis George HattersleyWilliam Edgar ParkesPatrick Morries Gordon RussellPatrick McIlroy Smyth
BMJ 2001; 323 :1132
doi:10.1136/bmj.323.7321.1132