1. Anonymous (1993) Report on choices in health care. Ministry of Health, Welfare and Cultural Affairs: The Netherlands
2. Anonymous (2001) Estadísticas de establecimientos sanitarios con régimen de internado. Ministry of Health Care and Consumer Affairs: Madrid
3. Anonymous (2002) Información terapéutica del sistema nacional de salud, vol 26, no 2. General Directorate of Pharmacy, Ministry of Health Care and Consumer Affairs: Madrid
4. Anonymous (2002) Información terapéutica del sistema nacional de salud. vol 28, no 2–. General Directorate of Pharmacy, Ministry of Health Care and Consumer Affairs: Madrid
5. Anonymous (2003) Estudio Depresión Monitor. TNS healthcare