In New Zealand, two school groups that recently visited Mexico have reported illnesses - ten students from one school tested positive for Influenza A, making it "likely" they are infected with swine flu, and three in the other school were being tested
France and Spain have both reported cases of people becoming ill after returning from Mexico and are carrying out tests
In Israel, medics are testing a 26-year-old man who has been taken to hospital with flu-like symptoms after returning from a trip to Mexico
Two people in Queensland, Australia, are being tested after developing flu-like symptoms on returning from Mexico
The Brazilian authorities say one man was taken into hospital as a precaution after he became ill following a visit to Mexico