1999a-595 2008d-259 ambulatorycare ambulatorymedicalcare costof datacollection deliveryofhealthcare diseases emergencyservice epidemiology epilepsy epileptics ethics evaluation forecasting healthcaresurveys healtheducation healthservicesadministration healthservicesresearch healthsurveys hospital japan legislation longitudinalstudies medical medicalcare medicine mentalhealthservices methods nosology numbericaldata physicianservicesutilization research researchdesign servicesfor statisticalmethods statistics therapy trends unitedstates utilization w84jj3m41987a wa950j82m1998 wl385a8812005 women women'shealthservices