Carcinogenic tobacco-specific N-nitrosamines in US cigarettes: three decades of remarkable neglect by the tobacco industry

Irina Stepanov; Aleksandar Knezevich; Liqin Zhang; Clifford H Watson; Dorothy K Hatsukami; Stephen S Hecht

doi:10.1136/tc.2010.042192

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Carcinogenic tobacco-specific N-nitrosamines in US cigarettes: three decades of remarkable neglect by the tobacco industry

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	Abstract	Full	Pdf
May 2011	179	4	29
Jun 2011	163	14	27
Jul 2011	60	5	7
Aug 2011	61	3	6
Sep 2011	224	15	24
Oct 2011	132	3	9
Nov 2011	125	6	21
Dec 2011	430	126	49
Jan 2012	999	175	70
Feb 2012	229	74	39
Mar 2012	137	32	21
Apr 2012	102	19	17
May 2012	154	34	30
Jun 2012	136	28	32
Jul 2012	161	22	24
Aug 2012	165	52	33
Sep 2012	147	34	40
Oct 2012	162	101	60
Nov 2012	148	67	29
Dec 2012	143	67	31
Jan 2013	166	75	40
Feb 2013	200	36	32
Mar 2013	147	32	26
Apr 2013	140	53	31
May 2013	158	61	34
Jun 2013	133	33	23
Jul 2013	95	16	21
Aug 2013	87	15	13
Sep 2013	61	10	10
Oct 2013	79	13	31
Nov 2013	94	22	26
Dec 2013	135	22	41
Jan 2014	141	30	22
Feb 2014	120	20	13
Mar 2014	120	27	26
Apr 2014	125	25	15
May 2014	101	20	18
Jun 2014	100	19	16
Jul 2014	101	28	12
Aug 2014	96	32	23
Sep 2014	119	51	11
Oct 2014	100	46	9
Nov 2014	90	31	10
Dec 2014	90	22	14
Jan 2015	86	17	18
Feb 2015	71	7	5
Mar 2015	50	9	9
Apr 2015	57	5	8
May 2015	47	12	6
Jun 2015	98	16	13
Jul 2015	51	12	9
Aug 2015	59	12	9
Sep 2015	48	20	9
Oct 2015	28	8	6
Nov 2015	53	13	8
Dec 2015	43	10	8
Jan 2016	55	9	8
Feb 2016	31	10	7
Mar 2016	74	22	16
Apr 2016	49	10	11
May 2016	40	10	5
Jun 2016	41	7	14
Jul 2016	39	14	18
Aug 2016	100	20	13
Sep 2016	39	8	17
Oct 2016	54	27	12
Nov 2016	33	21	13
Dec 2016	40	4	15
Jan 2017	55	9	18
Feb 2017	18	14	10
Mar 2017	17	28	10
Apr 2017	24	29	7
May 2017	11	65	17
Jun 2017	31	34	18
Jul 2017	40	20	17
Aug 2017	61	29	16
Sep 2017	51	27	9
Oct 2017	44	23	11
Nov 2017	45	31	9
Dec 2017	31	24	4
Jan 2018	49	41	12
Feb 2018	73	24	13
Mar 2018	118	28	14
Apr 2018	108	53	7
May 2018	64	42	7
Jun 2018	35	25	7
Jul 2018	31	12	10
Aug 2018	47	14	15
Sep 2018	35	15	6
Oct 2018	39	15	9
Nov 2018	36	32	11
Dec 2018	33	27	9
Jan 2019	37	19	11
Feb 2019	29	25	8
Mar 2019	40	29	14
Apr 2019	16	9	11
May 2019	12	12	11
Jun 2019	18	9	11
Jul 2019	8	6	9
Aug 2019	12	6	11
Sep 2019	17	14	11
Oct 2019	27	21	15
Nov 2019	14	8	11
Dec 2019	39	23	12
Jan 2020	23	13	22
Feb 2020	24	18	13
Mar 2020	31	23	13
Apr 2020	47	35	10
May 2020	45	42	6
Jun 2020	29	26	10
Jul 2020	20	16	9
Aug 2020	17	13	8
Sep 2020	45	39	7
Oct 2020	36	30	4
Nov 2020	37	26	8
Dec 2020	30	18	7
Jan 2021	35	19	13
Feb 2021	20	11	8
Mar 2021	23	18	9
Apr 2021	45	31	11
May 2021	17	15	6
Jun 2021	17	16	3
Jul 2021	14	13	9
Aug 2021	18	18	10
Sep 2021	22	21	11
Oct 2021	14	15	19
Nov 2021	19	16	15
Dec 2021	27	27	6
Jan 2022	21	21	5
Feb 2022	36	31	16
Mar 2022	26	20	9
Apr 2022	30	27	3
May 2022	51	37	19
Jun 2022	32	29	4
Jul 2022	26	18	4
Aug 2022	26	25	1
Sep 2022	36	26	5
Oct 2022	31	28	7
Nov 2022	30	25	6
Dec 2022	36	27	8
Jan 2023	20	18	8
Feb 2023	37	34	8
Mar 2023	15	12	4
Apr 2023	18	6	2
May 2023	13	10	7
Jun 2023	42	10	4
Jul 2023	13	9	8
Aug 2023	22	9	7
Sep 2023	44	33	7
Oct 2023	154	142	6
Nov 2023	289	274	7
Dec 2023	71	38	6
Jan 2024	65	65	2
Feb 2024	12	5	5
Mar 2024	153	137	12
Apr 2024	35	28	8
May 2024	64	60	3
Jun 2024	30	22	9
Jul 2024	50	31	12
Aug 2024	33	20	9
Total	11722	4561	2231

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