Authors: Maeve Leonard; Shane McInerney; John McFarland; Candice Condon; Fahad Awan; Margaret O'Connor; Paul Reynolds; Anna Maria Meaney; Dimitrios Adamis; Colum Dunne; Walter Cullen; Paula T Trzepacz; David J Meagher Journal: BMJ Open Date: 2016-03-08 Impact factor: 2.692