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Clinical Review Science, Medicine, and the Future

Cell-free fetal DNA and RNA in maternal blood: implications for safer antenatal testing

BMJ 2009; 339 doi: https://doi.org/10.1136/bmj.b2451 (Published 06 July 2009) Cite this as: BMJ 2009;339:b2451

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 201842150
Feb 201848250
Mar 201841230
Apr 201870210
May 201889140
Jun 201878130
Jul 201857190
Aug 201849150
Sep 201852100
Oct 201866100
Nov 201891220
Dec 201872380
Jan 201982110
Feb 201945140
Mar 201958150
Apr 201950110
May 20195880
Jun 201928200
Jul 201946140
Aug 20194060
Oct 20197090
Nov 201960120
Dec 20194280
Jan 20204130
Feb 20205760
Mar 202050160
May 20207730
Jun 20203950
Jul 20209040
Aug 202032100
Sep 202035100
Oct 20202340
Nov 20204160
Dec 202082140
Jan 20214840
Feb 20214140
Mar 20214060
Apr 20213870
May 20212500
Jun 202134100
Jul 20213350
Aug 202145140
Sep 20213150
Oct 20217110
Nov 20214550
Dec 20214870
Jan 20222050
Feb 20224310
Mar 20225260
Apr 20222500
May 20225580
Jun 20222880
Jul 20222980
Aug 20222480
Sep 20222370
Oct 20225680
Nov 202239130
Dec 20223430
Jan 20233290
Feb 20232420
Mar 20236250
Apr 20233450
May 20232230
Jun 20232370
Jul 20231420
Aug 20231720
Sep 20234920
Oct 20234360
Nov 20231360
Dec 202310950
Jan 20246250
Feb 202438110
Mar 202424100
Apr 20243400
Total34286570