Do professional interpreters improve clinical care for patients with limited English proficiency? A systematic review of the literature.
Karliner LS, Jacobs EA, Chen AH, et al. Do professional interpreters improve clinical care for patients with limited English proficiency? A systematic review of the literature. Health Serv Res. 2007;42(2):727-754.
The investigators found that professional interpreters positively affected communication and other elements of high-quality care for patients with limited English language skills.