000
00299nam a2200121Ia 4500
100
_a
WHO
020
_a
978-92-4-158040-3
942
_c
BK
245
_a
International travel and health : situation as on 1 January 2008
260
_a
WHO, Switzerland
_c
2008
082
_a
614.47 WHO
300
_a
ix,227p
999
_c
38451
_d
38451