000 00363nam a2200109Ia 4500
008 160509s9999 xx 000 0 und d
100 _aThe Journal of Infectious Diseases
245 4 _aThe Journal of Infectious Diseases : 1991 : Volume 163(1-2) : Shelf 12.7
260 _bUniversity of Chicago
_c1991
300 _a433p.
650 _aThe Journal of Infectious Diseases
999 _c6652
_d6652