000 00312nam a2200097Ia 4500
008 160509s9999 xx 000 0 und d
100 _aWorld Health Organization
245 _aTechnical Report Series : 1993 : No(829-839) : Shelf 22.3
260 _bWorld Health Organization
_c1993
650 _aWorld Health Organization
999 _c5741
_d5741