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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
1821Pregnancy Trimester, Second妊娠中期384531155622910004105
1822Phloem韧皮部35692610020000403
1823Physarum绒胞菌属16210000000028
1824Procollagen-Proline Dioxygenase溶胶原脯氨酸二氧酶1661200100026
1825Procollagen-Lysine, 2-Oxoglutarate 5-Dioxygenase溶胶原赖氨酸, 2-氧代戊二酸5-二氧酶52000000007
1826Pliability柔韧性12144385468342872042110
1827Peristalsis蠕动516936219675310300006142
1828Papillary Muscles乳头肌14686213562210001676
1829Papilloma乳头状瘤38077727545181100014234
1830Papilloma, Intraductal乳头状瘤, 管内870176222430000978
1831Papilloma, Choroid Plexus乳头状瘤, 脉络膜丛1702110110000185
1832Papilloma, Inverted乳头状瘤, 内翻85726893630000984
1833Papillomavirus Infections乳头状瘤病毒感染16180203918583589620810318252
1834Papillomaviridae乳头状瘤病毒科72365035013134866300008698
1835Papillomavirus Vaccines乳头状瘤病毒疫苗2500700000032
1836Papillomavirus E7 Proteins乳头状瘤病毒属E7蛋白质00000000000
1837Prions朊病毒2631716432127000369
1838Prion Diseases朊病毒病171926953129252042182
1839Pia Mater软脑脊膜51311448110000578
1840Prinsepia Uniflora蕤仁1111300000016
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