"From Walmart and Amazon to even Dollar General, large national retailing companies are stepping up their activities in health care, both in person and online. These initiatives include expanded departments, freestanding stores, medical services and just about every other function that you used to have to go to a doctor’s office, clinic or emergency room to access."

Longtime retail observer and business journalist Warren Shoulberg, writing recently on Forbes.com in the essay, “Walmart, Amazon and Even Dollar General See Health Care as Next Retail Battleground.”