Obstetrics: Ethics, Medico-Legal Issues, and Public Policy
Gissler, Mika; Hemminki, Elina; Lonnqvist, Jouko
Unit of Statistics, Registers and Information Systems and Health Service Research Unit, National Research and Development Centre for Welfare and Health, Helsinki; National Public Health Institute, Department of Mental Health, Helsinki, Finland.
Br Med J 1996;313:1431-1434.
