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
Thorax Education
Latest content
Current issue
Archive
Authors
Podcasts
About
Search for this keyword
Advanced search
Close
More
Main menu
Thorax Education
Latest content
Current issue
Archive
Authors
Podcasts
About
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
You are here
Home
Archive
Volume 73, Issue 5
Smoking duration alone provides stronger risk estimates of chronic obstructive pulmonary disease than pack-years
Email alerts
Article metrics
Article menu
Article
Text
Article
info
Citation
Tools
Share
Rapid Responses
Article
metrics
Alerts
PDF
Chronic obstructive pulmonary disease
Original article
Smoking duration alone provides stronger risk estimates of chronic obstructive pulmonary disease than pack-years
Free
Online download statistics by month:
Online download statistics by month: January 2018 to September 2024
Abstract
Full
Pdf
Jan 2018
5506
214
123
Feb 2018
790
72
48
Mar 2018
490
70
41
Apr 2018
1185
985
251
May 2018
2106
1967
469
Jun 2018
838
674
192
Jul 2018
766
505
133
Aug 2018
602
415
87
Sep 2018
631
334
225
Oct 2018
599
278
221
Nov 2018
350
335
205
Dec 2018
291
296
170
Jan 2019
323
324
397
Feb 2019
305
299
445
Mar 2019
404
408
505
Apr 2019
496
496
550
May 2019
499
498
467
Jun 2019
395
395
469
Jul 2019
451
443
408
Aug 2019
491
481
251
Sep 2019
470
463
340
Oct 2019
644
626
126
Nov 2019
615
588
76
Dec 2019
505
493
60
Jan 2020
633
622
79
Feb 2020
480
464
80
Mar 2020
485
469
108
Apr 2020
384
373
80
May 2020
369
358
62
Jun 2020
340
330
95
Jul 2020
376
362
69
Aug 2020
318
298
35
Sep 2020
348
302
45
Oct 2020
322
286
65
Nov 2020
327
293
71
Dec 2020
334
319
51
Jan 2021
349
323
79
Feb 2021
419
398
76
Mar 2021
436
389
130
Apr 2021
300
265
84
May 2021
333
316
68
Jun 2021
386
370
99
Jul 2021
332
316
79
Aug 2021
332
322
72
Sep 2021
372
338
87
Oct 2021
364
341
76
Nov 2021
140
118
64
Dec 2021
245
229
59
Jan 2022
326
307
72
Feb 2022
323
302
77
Mar 2022
416
379
94
Apr 2022
425
403
95
May 2022
468
436
114
Jun 2022
417
402
63
Jul 2022
483
475
91
Aug 2022
410
403
71
Sep 2022
452
438
80
Oct 2022
494
475
78
Nov 2022
450
430
93
Dec 2022
324
302
73
Jan 2023
373
356
67
Feb 2023
457
448
61
Mar 2023
515
517
79
Apr 2023
399
402
74
May 2023
519
526
95
Jun 2023
611
619
113
Jul 2023
495
499
124
Aug 2023
410
413
92
Sep 2023
439
445
72
Oct 2023
449
454
55
Nov 2023
400
404
85
Dec 2023
277
264
59
Jan 2024
198
155
44
Feb 2024
307
293
44
Mar 2024
527
535
168
Apr 2024
464
468
80
May 2024
375
382
75
Jun 2024
219
225
59
Jul 2024
258
261
76
Aug 2024
285
277
44
Sep 2024
220
220
60
Total
41661
32775
10699
Read the full text or download the PDF:
Subscribe
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?