Drugless and radiographer led: the start of a new era for CT coronary angiography oleh Alison Powell, Stelios Iacovides, Gareth Morgan-Hughes, Carl Roobottom, Rebecca McNally, Prabesh Kirat-Rai, Nang Thiriphoo, Ross Thorpe, Christopher Gibbs Gibbs, Colin Stuckey, Louisa Mayo