Intended for healthcare professionals

Letters

All antihistamines cross blood-brain barrier

BMJ 2000; 321 doi: https://doi.org/10.1136/bmj.321.7260.572 (Published 02 September 2000) Cite this as: BMJ 2000;321:572

Article usage

Article metrics provide readers and authors with an indication of how often a specific article has been accessed month by month. It counts three formats - abstract/extract, full text and pdf. The page is updated each day.

Usage statistics: January 2018 to April 2024

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AbstractFullPdf
Jan 2018910
Feb 20181210
Mar 2018610
Apr 20181370
May 20181930
Jun 20182710
Jul 20181910
Aug 2018610
Sep 2018210
Oct 2018210
Nov 2018610
Dec 2018410
Jan 2019700
Feb 20192830
Mar 20192970
Apr 20192010
May 20191530
Jun 20191630
Jul 20191120
Aug 20191730
Oct 2019630
Nov 2019610
Dec 2019550
Jan 20201810
Feb 20201440
Mar 20201000
May 20203610
Jun 20202210
Jul 2020900
Aug 20201310
Sep 20205110
Oct 20205110
Nov 20206120
Dec 20202660
Jan 20212580
Feb 20212420
Mar 20214600
Apr 20214900
May 20213820
Jun 20214420
Jul 20212110
Aug 20212700
Sep 20212320
Oct 20213010
Nov 20213540
Dec 20212110
Jan 20222230
Feb 20222950
Mar 20222900
Apr 20224510
May 20223110
Jun 20221740
Jul 20221330
Aug 20222450
Sep 20225080
Oct 20221730
Nov 20222250
Dec 20221310
Jan 2023510
Feb 20233440
Mar 20232520
Apr 20232220
May 2023920
Jun 20232100
Jul 20231940
Aug 2023910
Sep 20231520
Oct 2023810
Nov 20231910
Dec 20231910
Jan 20244410
Feb 20241350
Mar 20243700
Apr 20241600
Total16061580