The following articles are on issues related to the ACS Algorithm:
Billings J "Using Administrative Data to Monitor Access, Identify Disparities, and Assess Performance of the Safety Net" in Billings J, Weinick R. Eds A Took Kit for Monitoring the Local Safety Net. Agency for Health Care Research and Quality. July 2003.
Billings J, Cantor J. Access to health care services in Health Care Delivery in the United States, Seventh Edition Kovner A, Jonas, S Eds. New York: Springer Publishing Company, 2001.
Billings J, Anderson G, Newman L. Recent findings on preventable hospitalizations. Health Affairs (Fall, 1996): 239-249.
Billings J, Zeitel L, Lukomnik J, et al. Impact of socioeconomic status on hospital use in New York City. Health Affairs (Spring 1993): 162-173.
Bindman A, Grumbach K, Osmond D, Komaromy M, Vranizan K, Lurie N, and Billings J. Preventable hospitalizations and access to health care. Journal of American Medical Association 274, no. 4 (1995): 305-311.