长期服用异烟肼而又没有及时补充时，可导致缺乏的维生素是

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SQL Error: select id,body,options from ***_enewstiku where sourceid='30439' and id < 2459399 and id<>'2459399' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku where sourceid='30439' and id > 2459399 and id<>'2459399' order by id asc limit 5