低钙血症的临床表现有（ ）。

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SQL Error: select id,body,options from ***_enewstiku where sourceid='25432' and id < 2143756 and id<>'2143756' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku where sourceid='25432' and id > 2143756 and id<>'2143756' order by id asc limit 5