1. Trinity College Dublin, University of Dublin; School of Dental Science; Lincoln Place Dublin Ireland D02 F859
2. Trinity College Dublin, University of Dublin; School of Nursing and Midwifery; 24 D'Olier St Dublin Ireland D02 T283
3. University College Dublin; School of Psychology; Dublin Ireland DO4 V1W8
4. Queen's University Belfast; Centre for Public Health; Institute of Clinical Sciences, Block B, Royal Victoria Hospital Grosvenor Road Belfast Northern Ireland UK BT12 6BJ