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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
541Oligospermia少精液症13634313158410170001626
542Oliguria少尿1465048432010001559
543Oligodendroglia少突神经胶质16431361312911080001958
544Oligodendroglioma少突神经胶质瘤1697221100000200
545Objectifying Tongue Inspection舌诊客观化1339483400000197
546Osthole蛇床子素47042206049000551
547Osmosis渗透90845246911057445733340511800
548Osmotic Fragility渗透脆性2489160001000274
549Osmotic Pressure渗透压447710527714391030005024
550Organisms, Genetically Modified生物, 基因修饰1519791492473618160002064
551Organism Forms生物形态252286871574222414613630820830314
552Oxalobacter formigenes食草酸杆菌1007000000017
553Oscillometry示波测量法1700000000017
554Optical Illusions视错觉5513110000061
555Opsins视蛋白275131952000000359
556Optic Chiasm视交叉67317687320000770
557Optometry视力测定法26061714421555704073075
558Optic Disk视盘3855462152042430004330
559Optic Disk Drusen视盘小疣2900000000029
560Optic Nerve视神经868327262344613301300010081
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