1. Clinical trials and neonatal intensive care;Modi, N.;Arch Dis Child,1994
2. Participation in a clinical trial: the patients' point of view;Matteson, M.E.; Curb, J.D.; McArdle, R.;Controlled Clinical Tials,1985
3. Subjects' views about participation in a randomized controlled trial;Elbourne, D.;J Reprod Infant Psychol,1987
4. The UK Collaborative ECMO Trial;Elbourne, D.;Midwives Chronicle and Nursing Notes,1994
5. A new design for randomized controlled trials;Zelen, M.,1979