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Heartbeat: Echo anytime, anywhere by anyone?
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Online download statistics by month: December 2015 to April 2021

AbstractFullPdf
Dec 2015950519158
Jan 201625212554
Feb 2016453433
Mar 2016281015
Apr 201623919
May 20162184
Jun 201630716
Jul 201621128
Aug 20162649
Sep 2016251110
Oct 201630317
Nov 201638256
Dec 2016311840
Jan 201719108
Feb 2017555
Mar 20173249
Apr 20171307
May 20171335
Jun 20178248
Jul 201710102
Aug 201724226
Sep 201720202
Oct 201733316
Nov 201734308
Dec 201728244
Jan 201829253
Feb 201823155
Mar 201819152
Apr 201827252
May 201834351
Jun 201835342
Jul 201838362
Aug 201815133
Sep 201817155
Oct 201815132
Nov 201822202
Dec 201824224
Jan 201929274
Feb 201921182
Mar 201927245
Apr 20191295
May 201919146
Jun 201917143
Jul 201918154
Aug 201920159
Sep 201932266
Oct 201920184
Nov 201921169
Dec 201918184
Jan 202024209
Feb 202023206
Mar 2020662
Apr 202018152
May 202022194
Jun 202016124
Jul 202022192
Aug 2020995
Sep 202023204
Oct 2020984
Nov 202017125
Dec 202017142
Jan 20211293
Feb 202118187
Mar 20211087
Apr 2021991
Total25131776610