An Analysis of the COVID-19 Pandemic. Trace the origin of COVID19. Analyze COVID 19 data from a local, state or national government site using at least two (2) epidemiological calculations and methods of measurement. Probe one (1) principle of epidemiology and public health that may be used to address risks to vulnerable populations. Investigate one (1) regulatory and (1) ethical issue that influences vulnerable vs. non-vulnerable population healthcare initiatives. Develop two (2) evidence-based nursing interventions and epidemiological methods to design healthcare measures for varied populations. APA style with at least 3 references