RT Journal Article SR Electronic T1 Icons of Life: A Cultural History of Human Embryos JF Medical Humanities JO J Med Humanit FD BMJ Publishing Group Ltd and Institute of Medical Ethics SP 64 OP 64 DO 10.1136/jmh.2009.003806 VO 37 IS 1 A1 Heidi Nicholl YR 2011 UL http://mh.bmj.com/content/37/1/64.1.abstract AB