Ronald, L. A., McGregor, M. J., Harrington, C., Pollock, A., & Lexchin, J. (2016). Observational Evidence of For-Profit Delivery and Inferior Nursing Home Care: When Is There Enough Evidence for Policy Change? PLoS Med.

Ronald, Lisa A., Margaret J. McGregor, Charlene Harrington, Allyson Pollock, und Joel Lexchin. "Observational Evidence of For-Profit Delivery and Inferior Nursing Home Care: When Is There Enough Evidence for Policy Change?" PLoS Med 2016.

Ronald, Lisa A., et al. "Observational Evidence of For-Profit Delivery and Inferior Nursing Home Care: When Is There Enough Evidence for Policy Change?" PLoS Med 2016.