RT Article T1 Informed consent as waiver: the doctrine rethought? JF Ethical perspectives VO 17 IS 4 SP 529 OP 555 A1 Bullock, Emma LA English PB Peeters YR 2010 UL https://www.ixtheo.de/Record/1646456963 DO 10.2143/EP.17.4.2059845