 
 <prompt> Elsevier na one information and analytics company and one of the major providers of scientific, technical, and medical information for the world. Dem start am for 1880 as one publishing company. Dem dey part of the RELX Group wey dem know as Reed Elsevier until 2015. Dem products include journals like "The Lancet" and "Cell", the ScienceDirect collection of electronic journals, the "Trends" and "Current Opinion" series of journals, the online citation database Scopus, and the ClinicalKey solution for clinicians. Elsevier products and services include the whole academic research lifecycle, including software and data-management, instruction and assessment tools.

Elsevier dey publish about 420,000 articles every year for 2,500 journals. Dem archives get over 13 million documents and 30,000 e-books. Total yearly downloads pass 900 million.

Elsevier high profit margins (37% for 2016) and their copyright practices don make dem dey face criticism from researchers.

Elsevier start for 1880 and dem take the name from the Dutch publishing house Elzevir wey no get any connection with the present company. The Elzevir family bin dey operate as booksellers and publishers for the Netherlands; the founder, Lodewijk Elzevir (1542–1617), bin dey live for Leiden and establish the business for 1580.

The expansion of Elsevier for the scientific field after 1945 na with the profits of the newsweekly "Elsevier", wey first issue show for 27 October 1945. The weekly bin dey successful and dey make plenty money. The weekly na continuation of the monthly Elsevier wey dem start for 1891 to promote the name of the publishing house and wey dem stop publication for December 1940 because of the Nazi occupation. <response>: 1. Elsevier
2. na information and analytics company
3. dey provide scientific, technical, and medical information.
4. 420,000
5. 2,500
6. 1880
7. 37%
8. high
9. Dutch publishing house Elzevir
10. no
11. yes
12. yes
13. more than 900 million
14. per year
15. RELX Group
16. after 1945
17. Lodewijk Elzevir
18. 1617
19. Leiden
20. 1891 