00347nam a2200133Ia 4500008004100000082001100041100001800052245002100070260002800091300001000119600003400129600003200163650001800195140224s9999    xx            000 0 und d  a574 L7  aMedawar, P.B.  aThe life Science  aLondonbGranadacc 1977  a199p.  a P.B.Medawar and J.S.Medawar.  aMedawar, J.S., joint author  aLife Sciences