Medicina Interna: Acesso Aberto
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SARS COVID-19 Case Studies: Diagnostic Testing and Vaccination Challenges

BA Bulbulia

COVID-19 has caused death and major upheavals worldwide. A zoonotic disease that has escaped its natural animal host and infected humans to cause a global pandemic. It has strained the healthcare capacity of nations ill-prepared to deal with this disease. Vaccination to achieve group immunity is desirable. Restraints are issues of vaccine monopoly by rich nations able to vaccinate most of its population while under-developed nations only a small fraction. Newer variants are likely to emerge. Non pharmacological measures will for the future remain primary preventive measures.