冷、热疗法如需反复使用，为防止继发效应，中间应间隔（ ）

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SQL Error: select id,body,options from ***_enewstiku where sourceid='28282' and id < 2315912 and id<>'2315912' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku where sourceid='28282' and id > 2315912 and id<>'2315912' order by id asc limit 5