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会议于今年7月13日及20日分别举行。对北京市1978年度(1978年5月1日～1979年4月30目)肺心病的防治经验进行了交流。首先由协作组代表作了临床资料的分析总结。发言指出:1978年度北京20个医
The meeting was held on July 13 and 20 respectively this year. The exchange of experience in prevention and treatment of pulmonary heart disease was carried out in Beijing 1978 (May 1, 1978 ~ April 1979, April 30). First of all, by the collaboration group representatives made the clinical data analysis and summary. The speech pointed out: In 1978, 20 medical doctors in Beijing