Yeah, it has become that serious. Every country protecting their soil against potential carriers of foreign bodies.
To this end, Qatari authorities have banned Nigerians without valid certificate of vaccination against polio from their country with effect from June 29, 2015, as a precautionary measure to prevent the spread of the disease in that country.
FCT Permanent Secretary, John Chukwu, has impressed it on intending travelers, particularly those resident in the Federal Capital Territory, on the need to obtain duly signed and stamped yellow book on polio and other communicable diseases.
“Chukwu reiterated that obtaining of this yellow book on polio and other communicable diseases is very necessary to avoid embarrassment at the port of entry into the country,” the statement added.