000 00270nam a2200109Ia 4500
008 201224s9999||||xx |||||||||||||| ||und||
100 _aWHO,EPI
_95948
245 0 _aPoliomylities:a guide for clinicious
260 _aWashington,D.C.
_bNAP
_c1983
500 _a65
942 _cBK
999 _c8397
_d8381