1. Italian Society of Anthroposophic Medicine, Department of Public Institutions, Economy and Society, University of Roma Tre and Max Planck Institute for Demographic Research, Rome, Italy
2. Department of Public Institutions, Economy and Society, University of Roma Tre, Via G. Chiabrera 199 - 00146 Rome, Italy
3. Expert for CAM, Italian High Council of Health, Ministry of Health, Rome, Italy