Vaccination certificate requirements for international travel situation as on 1, January 1984 and health advice to travellers World health organisation, Geneva.

World Health Organisation, Geneva

Vaccination certificate requirements for international travel situation as on 1, January 1984 and health advice to travellers World health organisation, Geneva. - Geneva World Health Organisation 1984 - 72p., 21cm.

92-4-158009-7.

613.68, / W84V
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