Infectious disease expert, Dr. William Schaffer of Vanderbilt University, weighs in on the complications of getting accurate counts of infected person on the mainland of China. Confirmed cases of the virus rose to 63,851 in mainland China, an increase of 5,090 from a day earlier, according to the National Health Commission. The death toll stood at 1,380, up 121.

Understanding a crisis that is as wide spread as the growing Opioid Crisis is difficult for someone who as never taken, much less seen an example of what qualifies as a drug of the classification. A drug...