The signs are hard to miss: “Whooping cough shots — All Day — walk-ins welcome.”

Drugstores, with signs strung between trees or plastered across entry ways, are touting convenience as families scramble to get kids the shots they need before school starts.

Almost one in five adult Americans now go to a drugstore, supermarket or other retail setting to get flu shots, according to Centers for Disease Control and Prevention Centers for Disease Control and Prevention Latest from The Business Journals Hot LeadsGa offers nearly M to lure 150 pharma jobs to MariettaGov. to announce pharma expansion at former Solvay HQ Follow this company in Atlanta. That’s up from one in 14 just four years ago, a dramatic increase that demonstrates pharmacies’ growing market share in the immunization business and changing role in health …