1. National Institute for Health Research; UK Cochrane Centre; Summertown Pavilion, Middle Way Oxford Oxfordshire UK OX2 7LG
2. University of Portsmouth; School of Health Sciences & Social Work; James Watson (West) 2 King Richard 1st Road Portsmouth Hampshire UK PO1 2FR
3. University of Portsmouth; Department of Mathematics; Lion Gate Building Lion Terrace Portsmouth, Hampshire UK PO1 3HF
4. 22 Chemin de Presles Irigny France 69540