Lincare Holdings Inc. has finalized a purchase that it says strengthens its position in the market for home care. The company bought American HomePatient Inc., a Brentwood, Tennessee-based company that specializes in respiratory therapies to treat chronic obstructive pulmonary disease and obstructive sleep apnea. The purchase price was not disclosed. American HomePatient generated about $280 million in revenue in 2014 and employs about 2,700 people in 220 branches across 38 states, a press release...