000 00299nam a2200121Ia 4500
008 170912s9999 xx 000 0 und d
082 _a JOH/C
100 _aJOHN D PORTERFIELD
245 0 _aCOMMUNITY HEALTH IN THE UNITED STATES
260 _bVOICE OF AMERICA
_c1970
300 _a269
942 _cTB
999 _c28488
_d28488