000 00344nam a2200121Ia 4500
003 176
008 ||||||n9999 ||||| |||| 00| 0|eng |
041 _aeng
100 _aCharles R. Manclark
245 0 _aInternational Symposium on Pertussis
260 _aBethesda, Maryland
_bU.S. Department of Health, Education and Welfare
_c1978
300 _a380
999 _c21713
_d21713