Drugstore owner CVS ( CVS) plans to acquire Minneapolis-based MinuteClinic, an operator of 83 health clinics in 10 states. The transaction should close this summer, CVS said. Financial terms of the agreement weren't disclosed. MinuteClinic locations are staffed by certified nurse practitioners and physician assistants. They offer treatment for common family illnesses, such as strep throat, ear infections, poison ivy and pink eye. They also provide some vaccinations. Shares of CVS, Woonsocket, R.I., were up 23 cents, or 0.7%, to $32.23.