000 00304nam a2200133Ia 4500
008 150518s1990||||xx |||||||||||||| ||und||
020 _a9241580151
082 _a613.68
_bWHO
245 _aInternational travel and health
250 _a-
260 _aGenva
_b WHO
_c1990
300 _a89 p.
942 _cBK
999 _c16278
_d16278