000 00312nam a2200097Ia 4500
008 160509s9999 xx 000 0 und d
100 _aWorld Health Organization
245 _aTechnical Report Series : 1992 : No(820-826) : Shelf 22.3
260 _bWorld Health Organization
_c1992
650 _aWorld Health Organization
999 _c6734
_d6734