Skip to main content
Subscribe
Log In
More
Log in via Institution
Log in via OpenAthens
Log in using your username and password
For personal accounts OR managers of institutional accounts
Username
*
Password
*
Forgot your log in details?
Register a new account?
Forgot
your user name or password?
Basket
Search
More
Search for this keyword
Advanced search
Latest content
Current issue
Archive
Authors
About
Special Issue
Search for this keyword
Advanced search
Close
More
Main menu
Latest content
Current issue
Archive
Authors
About
Special Issue
Subscribe
Log in
More
Log in via Institution
Log in via OpenAthens
Log in using your username and password
For personal accounts OR managers of institutional accounts
Username
*
Password
*
Forgot your log in details?
Register a new account?
Forgot
your user name or password?
BMJ Journals
More
You are here
Home
Archive
Volume 23, Issue 2
Challenges in meta-analyses with observational studies
Email alerts
Article metrics
Article menu
Article
Text
Article
info
Citation
Tools
Share
Responses
Article
metrics
Alerts
PDF
Statistics in practice
Challenges in meta-analyses with observational studies
Free
Online download statistics by month:
Online download statistics by month: March 2020 to March 2021
Abstract
Full
Pdf
Mar 2020
540
36
27
Apr 2020
325
199
43
May 2020
441
430
99
Jun 2020
339
328
100
Jul 2020
347
338
100
Aug 2020
281
269
69
Sep 2020
314
288
94
Oct 2020
324
313
85
Nov 2020
407
401
117
Dec 2020
389
384
95
Jan 2021
502
489
138
Feb 2021
511
499
161
Mar 2021
592
580
152
Total
5312
4554
1280
Read the full text or download the PDF:
Subscribe (£96)
Log in
Log in via Institution
Log in via OpenAthens
Log in using your username and password
For personal accounts OR managers of institutional accounts
Username
*
Password
*
Forgot your log in details?
Register a new account?
Forgot
your user name or password?