Allocating Scarce Medical Resources

As the COVID-19 pandemic progresses, we are seeing dramatic increases in the number of COVID-19 patients in many communities. If you were a supervisor in charge of medical resources allocation in a local hospital, what method will you use in allocating scarce medical resources during an emergency?[Say, Should it be “first-come, first-served”? Should it be based on patients’ ability to pay? Should it be based on expected outcome? and etc.] What is the Opportunity Cost of your decision on medical resources allocation?