TY - JOUR T1 - Geographic variation in the structure of Kentucky's population health systems: An urban, rural, and Appalachian comparison AU - Hogg-Graham, R. AU - Carman, A. AU - Mays, G.P. AU - Zephyr, P.M.D. PY - 2020 DO - 10.13023/jah.0203.04 JO - Journal of Appalachian Health VL - 2 IS - 3 SN - 2641-7804 ER -