Consider This: Virology (Part 3) - Is a Vaccine a Certainty?

The news of a Russian vaccine being registered before going into stage 3 of testing drew much criticism. The furore pointed to the need for strict adherence to research protocols and scientific transparency in the search for a vaccine. Melisa Idris and Sharaad Kuttan speak to medical virologist Dr Chee Hui Yee, Associate Professor, Faculty of Medicine and Health Sciences, Universiti Putra Malaysia.