Pubmed Websites
greenmedinfo.com
The world's most widely referenced, evidence-based, natural health resource with over 10,000 health topics and 50,000 peer reviewed abstracts.
38,447 
$ 349,200.00
2447.net
中文文献数据库，顶级pumed、高权OVID、 SD、SCI 、Sinomed、Thieme医药等资源等医学文献数据库，国泰安经济数据库等各大数据库！
101,722 $ 108,600.00
freefullpdf.com
Download over 80 million free science papers, patents, theses and posters
83,035 $ 162,000.00
protocol-online.org
Database of research protocols in bioscience including molecular biology, cell biology, immunology, plant biology, developmental biology, neuroscience, bioinformatics, genetics,...
85,175 $ 157,680.00
journalagent.com
JournalAgent™, hakemli dergilere online makale toplama, değerlendirme ve yayınlama çözümleri sunan gelişmiş bir sistemdir. Tamamı, uluslararası kriterlere tam uygunluk...
95,770 $ 140,400.00