TY - GEN AU - Nell, James G C2 - , National Institute of Standards and Technology, Gaithersburg, MD DA - 2003-01-01 05:01:00 DO - https://doi.org/10.6028/NIST.IR.7011 LA - en PB - , National Institute of Standards and Technology, Gaithersburg, MD PY - 2003 TI - The nature of heterogeneity in the context of distributed health-care information systems: ER -