Another health care convenience clinic has opened in a Walmart in Maine.The latest one is in Augusta. It’s run by an extension of inland hospital and is designed to treat patients with minor illnesses, as well as those who need flu shots or physicals.The price for services ranges from 14-dollars to 69-dollars, whether you have health insurance or not. It’s open seven days a week and is staffed by nurse practitioners from Inland Hospital. It’s the sixth clinic to open in a Walmart in Maine. The others are in Bangor, Brewer, Presque Isle, Palmyra and Waterville.