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Every health guide we publish, grouped by topic. 1 guides in total. Looking for the highlights first? Start at the health hub.

Yellow card

1 guide

Yellow Card for International Travel — The Nigerian Port Health Route (2026)
Under the WHO International Health Regulations 2005, yellow fever is the only disease for which a country may require an international vaccination certificate at the border. The Nigerian Port Health Services route is how a Nigerian traveller produces that certificate before departure.
How-to11 min readUpdated May 2026