1	exp Smoking/
2	exp Smoking Cessation/
3	exp Tobacco/
4	exp Tobacco Products/
5	exp “Tobacco Use”/
6	exp “Tobacco Use Cessation”/
7	exp “Tobacco Use Cessation Products”/
8	exp Nicotine/
9	smok*.mp
10	tobacco.mp
11	cigar*.mp
12	1 or 2 or 3 or 4 or 5 or 6 or 7 or 8 or 9 or 10 or 11
13	exp Videoconferencing/
14	exp Remote consultation/
15	exp Telemedicine/
16	tele?health.mp
17	tele?medicine.mp
18	video*.mp
19	Skype.mp
20	Facetime.mp
21	Google+Hangouts.mp
22	Talky Core.mp
23	Messages.mp
24	Viber.mp
25	Tango.mp
26	13 or 14 or 15 or 16 or 17 or 18 or 19 or 20 or 21 or 22 or 23 or 24 or 25
27	exp Randomized Controlled Trial/
28	exp Randomized Controlled Trials as Topic/
29	exp Clinical Trial
30	exp Clinical Trials as Topic/
31	exp Pragmatic Clinical Trial/
32	exp Pragmatic Clinical Trials as Topic/
33	exp Random Allocation/
34	random*.mp
35	RCT*.mp
36	trial*.mp
37	27 or 28 or 29 or 30 or 31 or 32 or 33 or 34 or 35 or 36
38	12 and 26 and 37