Schappert S M
Vital Health Stat 13. 1992 Apr(110):1-80.
Based on data collected from a national sample of office-based physicians, statistics are presented on the provision and utilization of ambulatory medical care services in physicians' offices during 1989. Ambulatory medical care services are described in terms of patient characteristics, physician practice characteristics, and visit characteristics. A summary of trends in office-based ambulatory medical care from 1975-89 is included.
基于从全国范围内抽取的门诊医生样本收集的数据，本文呈现了1989年期间医生办公室提供和使用门诊医疗服务的统计数据。门诊医疗服务从患者特征、医生执业特征和就诊特征等方面进行了描述。其中还包括了1975年至1989年门诊医疗服务的趋势总结。
