000 00304nam a2200121Ia 4500
008 220721s1972 xx 000 0 und d
041 _aeng
100 _aBurnet, Macfarlane
245 _aNatural History of Infectious Disease
260 _aCambridge
_bCup
_c1972
300 _a247P.
999 _c77492
_d77492