方法住院甲状腺疾病采用回顾性调查方法。
Methods Hospital records for all thyroid diseases were reviewed using retrospective approach.
目的研究全民食盐加碘(usi)对住院甲状腺疾病影响。
Objective To examine the effect of universal salt iodization (USI) on hospitalized thyroid diseases.
方法采用回顾性调查方法查阅甲状腺疾病住院病历。
Methods Information on hospitalized thyroid diseases was collected by retrospective approach.
方法采用回顾性调查方法查阅甲状腺疾病住院病历。
Methods Information on hospitalized thyroid diseases was collected by retrospective approach.
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