1. COVID-19 Map. Johns Hopkins Coronavirus Resource Center. [On line] Disponible en: https://coronavirus.jhu.edu/map.html.
2. Diagnosing COVID-19-associated pulmonary aspergillosis;Verweij;Lancet Microbe. 2020,2020
3. World Health Organization. Draft landscape of COVID-19 candidate vaccines. 9 september 2020 Publication.[On line]. Disponible en: https://www.who.int/publications/m/item/draft-landscape-of-covid-19-candidate-vaccines.