Gupta, R
Qaiser, B
He, L
Hiekkalinna, T S
Zheutlin, A B
Therman, S
Ollikainen, M
Ripatti, S
Perola, M
Salomaa, V
Milani, L
Cannon, T D
Madden, P A F
Korhonen, T
Kaprio, J
Loukola, A
Article History
Received: 29 December 2016
Revised: 26 June 2017
Accepted: 6 July 2017
First Online: 22 August 2017
Competing interests
: Dr Kaprio and Dr Korhonen have provided consultation to Pfizer on nicotine dependence and its treatment. Dr Cannon is a consultant to the Los Angeles County Department of Mental Health and to Boehringer Ingelheim Pharmaceuticals. The remaining authors declare no conflict of interest.