APA

Kreyberg I., Bains K. E. S., Carlsen K., Granum B., Gudmundsdóttir H. K., Haugen G., Hedlin G., Hilde K., Jonassen C. M., Nordhagen L. S., Nordlund B., Sjøborg K. D., Skjerven H. O., Staff A. C., Söderhäll C., Vettukatil R. M. & Lødrup Carlsen K. C. (2019). Stopping when knowing: use of snus and nicotine during pregnancy in Scandinavia. : ERJ open research.

Chicago

Kreyberg Ina, Bains Karen E S, Carlsen Kai-H, Granum Berit, Gudmundsdóttir Hrefna K, Haugen Guttorm, Hedlin Gunilla, Hilde Katarina, Jonassen Christine M, Nordhagen Live S, Nordlund Björn, Sjøborg Katrine D, Skjerven Håvard O, Staff Anne C, Söderhäll Cilla, Vettukatil Riyas M and Lødrup Carlsen Karin C. 2019. Stopping when knowing: use of snus and nicotine during pregnancy in Scandinavia. : ERJ open research.

Harvard

Kreyberg I., Bains K. E. S., Carlsen K., Granum B., Gudmundsdóttir H. K., Haugen G., Hedlin G., Hilde K., Jonassen C. M., Nordhagen L. S., Nordlund B., Sjøborg K. D., Skjerven H. O., Staff A. C., Söderhäll C., Vettukatil R. M. and Lødrup Carlsen K. C. (2019). Stopping when knowing: use of snus and nicotine during pregnancy in Scandinavia. : ERJ open research.

MLA

Kreyberg Ina, Bains Karen E S, Carlsen Kai-H, Granum Berit, Gudmundsdóttir Hrefna K, Haugen Guttorm, Hedlin Gunilla, Hilde Katarina, Jonassen Christine M, Nordhagen Live S, Nordlund Björn, Sjøborg Katrine D, Skjerven Håvard O, Staff Anne C, Söderhäll Cilla, Vettukatil Riyas M and Lødrup Carlsen Karin C. Stopping when knowing: use of snus and nicotine during pregnancy in Scandinavia. : ERJ open research. 2019.