000 00503pam a2200217a 44500
008 161010b1980 xxu||||| |||| 00| 0 eng d
020 _a
082 _aB/69/38
090 _a
110 _a
245 _aBulletin of world health org. 1980
_b
246 _a
250 _a
260 _aGeneva
_b
_c1980
300 _a0, B.v.
500 _aB
500 _a
520 _a
906 _a
999 _c53514
_d53514