Lancaster GI, O'Connell R, Katz DL, et al. (April 7, 2009). "The Expanding Medical and Behavioral Resources with Access to Care for Everyone Health Plan". Annals of Internal Medicine. 150 (7): 490–2. doi:10.7326/0003-4819-150-7-200904070-00113. PMID19258548.
Lancaster GI, O'Connell R, Katz DL, et al. (April 7, 2009). "The Expanding Medical and Behavioral Resources with Access to Care for Everyone Health Plan". Annals of Internal Medicine. 150 (7): 490–2. doi:10.7326/0003-4819-150-7-200904070-00113. PMID19258548.