Article metrics

Download PDFPDF
Letter
Several aspects in study design need further consideration

 

Online download statistics by month:

Online download statistics by month: December 2017 to October 2024

AbstractFullPdf
Dec 20174874918
Jan 20187025121
Feb 2018406113
Mar 2018229158
Apr 20189272
May 201812293
Jun 201810256
Jul 20188222
Aug 20187032
Sep 20189542
Oct 20184546029
Nov 20181351510
Dec 201871138
Jan 20196035
Feb 20195895
Mar 20194231
Apr 201910133
May 201953103
Jun 20195242
Jul 20194364
Aug 2019105126
Sep 20194350
Oct 20193032
Nov 20192643
Dec 20193131
Jan 20203994
Feb 20203621
Mar 20202731
Apr 20202830
May 20202011
Jun 20204723
Jul 20203100
Aug 20201510
Sep 20204922
Oct 20202933
Nov 20204010
Dec 20205551
Jan 20214062
Feb 20211200
Mar 202153104
Apr 20211134
May 20211611
Jul 2021431
Sep 2021321
Oct 20211731
Nov 20213300
Dec 20212300
Jan 20224331
Feb 20221830
Mar 20224860
Apr 20226740
May 20225460
Jun 20224040
Jul 20224700
Aug 20226410
Sep 20226130
Oct 20224951
Nov 20224840
Dec 20222583
Jan 2023710
Feb 20236532
Mar 20233583
Apr 20234330
May 20232910
Jun 20232150
Jul 20233310
Aug 20231810
Sep 20231800
Oct 20233200
Nov 20232630
Dec 20233000
Jan 20242821
Feb 20241621
Mar 20241243
Apr 20245200
May 20242122
Jun 20241400
Jul 20243020
Aug 20243310
Sep 20242100
Oct 20242510
Total5492456196