CONCORD, MASS. — A joint venture of Celera Properties and AEW Capital Management has acquired Emerson Hospital Center for Specialty Care, a 46,350-square-foot medical office property in Concord, a northwestern suburb of Boston. Located at 54 Baker Ave. Extension, the building serves as a specialized outpatient facility for Emerson Hospital. Coleman Benedict, Ben Sayles and Mike Restivo led a JLL team that represented the seller, Concord Property Management, in the transaction. The team also procured the joint venture as the buyer.