Engineering & Applied Sciences 4,307 Computer Science 3,058 Information Technology 1,293 Computer Science (Hardware & Networks) 1,248 Computer science 1,060 Historia 933 Electrical & Computer Engineering 930 Science: general issues 927 Cáncer 805 Electronic data processing 772 Telecommunications 626 Medicine 615 Computer networks 576 Congressos 541 Cancer 515 History 481 Management 481 Tumores 478 Business & Economics 477 Congresos y asambleas 458 Artificial intelligence 456 Development 455 Software engineering 454 Assaigs, conferències, etc 420 Computer software 402 Human-computer interaction 392 Data processing 391 Computer security 369 Història 367 Confesión 359