As Number of Mumps Cases Increase Nationwide, Rite Aid Pharmacists Stand Ready to Immunize CAMP HILL, PA, 2017-Mar-17 — /EPR Retail News/ — As the number of mumps cases increase across the country, Rite Aid pharmacists stand ready to administer the MMR (measles, mumps and rubella) vaccine, subject to state regulations. The Centers for Disease Control and…