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序号英文主题词中文主题词命中文献数量(篇)
期刊博硕士论文会议论文报纸年鉴成果专利国家标准行业标准标准总计
1801Pregnancy Maintenance妊娠保持1400000000014
1802Pregnancy Complications妊娠并发症1399441607480839462946353820011151650
1803Pregnancy Complications, Infectious妊娠并发症, 感染性1015429300000001078
1804Pregnancy Complications, Parasitic妊娠并发症, 寄生虫性40000000004
1805Pregnancy Complications, Cardiovascular妊娠并发症, 心血管25991690350300002744
1806Pregnancy Complications, Hematologic妊娠并发症, 血液42951429320000482
1807Pregnancy Complications, Neoplastic妊娠并发症, 肿瘤5980118212111432800006492
1808Pregnancy Trimester, First妊娠初期988817736929015522600410822
1809Pregnancy Proteins妊娠蛋白质类5346159200111833130015871
1810Pernicious Vomiting妊娠恶阻62731927529000692
1811Pregnancy Reduction, Multifetal妊娠减少, 多胎233567020000253
1812Pregnancy Outcome妊娠结局60641473482762110006614
1813Pregnancy Rate妊娠率47051263112196211420005998
1814Pregnancy Trimester, Third妊娠末期530857201784910005658
1815Pemphigoid Gestationis妊娠期类天疱疮80000000008
1816Pregnancy Trimesters妊娠三月期1856825572141521702800420083
1817Pregnancy Tests妊娠试验1574130253600001639
1818Pregnancy-Specific beta 1-Glycoproteins妊娠特异性β1糖蛋白2320000000025
1819Pregnancy-Associated Plasma Protein-A妊娠相关血浆蛋白A40043270072000479
1820Pregnancy Diagnosis妊娠诊法00000000000
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