000
00272nam a2200109Ia 4500
020
_a
978 92 4 158042 7
942
_c
BK
245
_a
International travel and health
_b
Situation as on 1January 2009
260
_a
WHO, Geneva
_c
2009
082
_a
614.47 WHO
300
_a
ix, 240
999
_c
41189
_d
41189