TY - JOUR AU - Walker D. AU - Jan Stephen BT - Journal of Community Health CN - Y LA - eng LB - HPDjournal PY - 2005 SP - 221 EP - 9. [Impact Factor 0] ST - J. Community Health T2 - Journal of Community Health TI - How do we determine whether community health workers are cost-effective? Some core methodical issues VL - 30 ER -