World Health Organization announced the results of the blood tests of the resident of Azerbaijan's region Neftchala, 38-year old Zamina Zeynalova died of double-sided pneumonia on February 6.
WHO reference laboratory in London did not find H5N1 virus in Zeynalova's tests, Health Ministry press service told the APA.
WHO thanked Health Ministry for cooperation and advised to continue control over bird flu in future.