Objective To study the effect of different calcium interference on the bone health during pregnancy.
目的探讨妊娠期不同方式钙干预对孕期妇女骨钙的影响。
Objective To probe the influence of mental interference on the result of Penicillin skin test.
目的探讨心理干预对青霉素皮试结果的影响。
Objective To probe the influence of mental interference on the result of Penicillin skin test.
目的探讨心理干预对青霉素皮试结果的影响。
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