Maintenance: On Thursday, June 28 2018, 18:00-18:15, maintenance work on the ZORA servers is scheduled. ZORA will not be available during this period. Thank you for your patience.
Tanner, C; Hausmann, D (2009). Protected values. In: Kattan, M W. Encyclopedia of Medical Decision Making. Thousand Oaks, CA: SAGE Publications, Inc, 74-77.