000 00300nam a2200109Ia 4500
008 160509s9999 xx 000 0 und d
100 _aWHO Bulletin
245 _aWHO Bulletin : 1969 : Volume 41(1-6) : Shelf 23.2
260 _bWorld Health Organization
_c1969
300 _a990p.
650 _aWHO Bulletin
999 _c2249
_d2249