000 00321nam a2200097Ia 4500
008 160509s9999 xx 000 0 und d
100 _aWorld Health Organization
245 _aWHO - Technical Report Series : 1999 : Volume 883-886 : Shelf 22.3
260 _bWorld Health Organization
_c1999
650 _aWorld Health Organization
999 _c7009
_d7009