Authors: Linda Gask; Peter Bower; Jonathan Lamb; Heather Burroughs; Carolyn Chew-Graham; Suzanne Edwards; Derek Hibbert; Marija Kovandžić; Karina Lovell; Anne Rogers; Waquas Waheed; Christopher Dowrick Journal: BMC Health Serv Res Date: 2012-08-13 Impact factor: 2.655