I'm from England <a href="http://www.metalvar.si/index.php/stmap_53j07oy.html?prandin.sotalol.anastrozole.levitra" rel="nofollow">buy viagra in san francisco</a>  Adrian Yates, on behalf of the Central Manchester University Hospitals NHS Foundation Trust, said: ''We are saddened that someone could do this to patients when they are at their most vulnerable in hospital.