Avoiding drug errors

I have an improved video presentation dealing with the avoidance of drug errors, please feel free to comment because I would be very interested in your comments . I am heading off to Southampton University www.southampton.ac.uk/alps to give a presentation. The presentation is an initiative to assist in the avoidance of drug errors http://www.youtube.com/watch?v=hefDdpVVDq8  . Again all comments welcomed!!