During October 2000-April 2001, influenza A (H1N1) and influenza B viruses
circulated widely in Africa, the Americas, Asia, and Europe and influenza
A (H3N2) viruses were reported sporadically. Influenza A (H1N1) viruses predominated
in most European countries (Albania, Austria, Belgium, Croatia, Czech Republic,
Denmark, Finland, France, Germany, Greece, Hungary, Italy, Latvia, the Netherlands,
Norway, Romania, Russia, Slovakia, Spain, Switzerland, Ukraine, and Yugoslavia).
Influenza A (H1N1) viruses also were reported from Asia (China, Hong Kong/China,
Iran, Israel, Japan, Republic of Korea, Nepal, Singapore, and Thailand), Africa
(Mauritius and Morocco), the Americas (Canada, Jamaica, Mexico, Panama, and
Peru), other European countries (Iceland, Ireland, Portugal, Sweden, and the
United Kingdom), and Oceania (Australia).