A O'Cathain, S J Walters, J P Nicholl, K J Thomas, M Kirkham
O'Cathain A, Walters S J, Nicholl J P, Thomas K J, Kirkham M.
Use of evidence based leaflets to promote informed choice in maternity care: randomised controlled trial in everyday practice
BMJ 2002; 324 :643
doi:10.1136/bmj.324.7338.643