000 00293nam a2200109Ia 4500
008 220802s1999 xx 000 0 und d
041 _aeng
100 _aWHO.
245 _a1, 2 DIAMINOETHANE [ETHYLENEDIAMINE]
260 _aGENEVA
_bWHO, New Delhi
_c1999
650 _aCommunity Medicine (614.44)
999 _c140644
_d140644