All experts on WHO advisory groups for developing norms, standards and guidelines are required to disclose interests regarding the advisory committee's area of work. If a declared interest is potentially significant, then the expert is either excluded from the meeting or given a restricted role.

HIV AIDS is a disease with stigma. And we have learned with experience, not just with HIV AIDS but with other diseases, countries for many reasons are sometimes hesitant to admit they have a problem.

Pandemic influenza is by nature an international issue; it requires an international solution.

We should never forget the government should be held accountable for providing services.

Many diseases including malaria, dengue, meningitis - just a few examples - these are what we call climate-sensitive diseases, because such climate dimensions for rainfall, humidity and temperature would influence the epidemics, the outbreaks, either directly influencing the parasites or the mosquitoes that carry them.

I am personally overseeing changes that include the establishment of a global health emergency workforce.

Doctors and nurses, with their training and their experiences, they would be able to detect unusual patterns of disease. That's why we say it is important for every country to have a proper surveillance system. The function of the surveillance system is to detect unusual patterns of diseases.