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如何经济而有效地满足离休老人的保健需要?这是社会医学领域中一个值得探索的问题。北京市现有12,000名离休老人,因未获取总体名单,我们于1983年8月至11月仅
How to meet the health needs of retired people economically and effectively? This is a question worth exploring in the field of social medicine. There are 12,000 retired elderly in Beijing. Since we did not get the overall list, we were only in August-November 1983.