Atoll sign or reversed halo sign? Which term should be used? | Thorax

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PostScript

Correspondence

Atoll sign or reversed halo sign? Which term should be used?

Online download statistics by month:

Online download statistics by month: January 2011 to September 2024

	Abstract	Full	Pdf
Jan 2011	3	8	20
Feb 2011	15	4	11
Mar 2011	13	2	2
Apr 2011	21	4	5
May 2011	19	4	4
Jun 2011	12	6	8
Jul 2011	9	3	2
Aug 2011	14	6	3
Sep 2011	22	4	6
Oct 2011	126	16	25
Nov 2011	52	6	22
Dec 2011	28	10	6
Jan 2012	19	5	6
Feb 2012	16	7	5
Mar 2012	15	2	2
Apr 2012	16	5	4
May 2012	35	4	8
Jun 2012	36	4	3
Jul 2012	38	1	4
Aug 2012	14	2	1
Sep 2012	27	2	2
Oct 2012	16	1	2
Nov 2012	0	5	1
Dec 2012	0	5	2
Jan 2013	0	8	4
Feb 2013	0	2	6
Mar 2013	0	5	2
Apr 2013	0	4	4
Jun 2013	2	4	3
Jul 2013	5	2	1
Aug 2013	6	2	0
Sep 2013	4	1	2
Oct 2013	10	0	0
Nov 2013	7	4	1
Dec 2013	4	3	2
Jan 2014	6	5	3
Feb 2014	14	9	1
Mar 2014	14	8	0
Apr 2014	12	6	0
May 2014	8	8	5
Jun 2014	1	5	5
Jul 2014	25	7	1
Aug 2014	7	3	3
Sep 2014	13	5	5
Oct 2014	0	3	2
Nov 2014	3	9	2
Dec 2014	5	10	3
Jan 2015	3	6	3
Feb 2015	1	2	0
Mar 2015	10	17	2
Apr 2015	8	2	3
May 2015	0	4	1
Jun 2015	7	9	3
Jul 2015	3	2	2
Aug 2015	3	3	8
Sep 2015	11	4	3
Oct 2015	0	3	2
Nov 2015	6	8	8
Dec 2015	6	11	5
Jan 2016	3	5	3
Feb 2016	1	4	4
Mar 2016	8	4	8
Apr 2016	8	5	5
May 2016	3	1	0
Jun 2016	2	2	2
Jul 2016	5	11	5
Aug 2016	10	5	6
Sep 2016	6	3	2
Oct 2016	16	5	3
Nov 2016	6	8	1
Dec 2016	12	1	4
Jan 2017	4	4	3
Feb 2017	4	4	2
Mar 2017	2	9	3
Apr 2017	2	9	2
May 2017	4	6	2
Jun 2017	5	6	4
Jul 2017	5	5	1
Aug 2017	10	10	1
Sep 2017	9	9	0
Oct 2017	11	9	3
Nov 2017	11	11	0
Dec 2017	16	14	0
Jan 2018	6	6	1
Feb 2018	8	6	0
Mar 2018	10	10	3
Apr 2018	18	14	3
May 2018	12	12	0
Jun 2018	26	16	4
Jul 2018	11	5	5
Aug 2018	19	11	3
Sep 2018	6	6	1
Oct 2018	12	12	6
Nov 2018	6	6	2
Dec 2018	9	9	1
Jan 2019	19	17	6
Feb 2019	7	7	2
Mar 2019	6	6	5
Apr 2019	2	2	6
May 2019	4	4	3
Jun 2019	5	5	4
Jul 2019	3	3	3
Aug 2019	9	8	4
Sep 2019	8	6	6
Oct 2019	11	11	9
Nov 2019	6	4	6
Dec 2019	4	4	2
Jan 2020	5	5	6
Feb 2020	2	2	0
Mar 2020	4	4	5
Apr 2020	3	3	4
May 2020	6	6	6
Jun 2020	6	6	4
Jul 2020	9	6	2
Aug 2020	7	6	5
Sep 2020	10	8	1
Oct 2020	7	7	3
Nov 2020	5	5	4
Dec 2020	6	6	3
Jan 2021	3	3	5
Feb 2021	3	3	8
Mar 2021	4	4	7
Apr 2021	7	7	2
May 2021	2	2	4
Jun 2021	2	2	2
Jul 2021	6	6	12
Aug 2021	4	4	2
Sep 2021	4	4	8
Oct 2021	5	5	23
Nov 2021	6	6	16
Dec 2021	11	11	2
Jan 2022	8	6	5
Feb 2022	6	5	3
Mar 2022	10	10	8
Apr 2022	20	18	16
May 2022	23	23	21
Jun 2022	21	21	8
Jul 2022	12	12	8
Aug 2022	33	32	6
Sep 2022	23	23	14
Oct 2022	37	37	11
Nov 2022	14	13	5
Dec 2022	14	12	3
Jan 2023	5	5	1
Feb 2023	23	23	1
Mar 2023	5	4	3
Apr 2023	4	4	18
May 2023	8	6	7
Jun 2023	6	6	1
Jul 2023	11	9	6
Aug 2023	15	13	8
Sep 2023	6	6	6
Oct 2023	10	8	1
Nov 2023	16	16	8
Dec 2023	11	11	0
Jan 2024	3	3	1
Feb 2024	6	6	3
Mar 2024	8	8	2
Apr 2024	21	19	2
May 2024	16	9	0
Jun 2024	16	0	0
Jul 2024	49	1	3
Aug 2024	45	1	0
Sep 2024	31	0	0
Total	1823	1131	711