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一般资料 我科于1986年5月至1987年5月对1250名干部做了眼情况检查,同时随机对其中490人做了全身检查。均为长春市内干部,其中老年期70人,老年前期组495人,青壮年组(20～44岁)685人。
General Information Our department conducted an eye examination of 1250 cadres from May 1986 to May 1987 and conducted a general examination of 490 of them at random. All of them are cadres in Changchun City, of which 70 are seniors, 495 are seniors and 685 are seniors (20-44).