APA

Kaldo V., Bothelius K., Blom K., Lindhe M., Larsson M., Karimi K., Melder S., Bondestam V., Ulfsparre C., Sternbrink K. & Jernelöv S. (20200821). An open-ended primary-care group intervention for insomnia based on a self-help book - A randomized controlled trial and 4-year follow-up. : Journal of sleep research.

Chicago

Kaldo Viktor, Bothelius Kristoffer, Blom Kerstin, Lindhe Maria, Larsson Matilda, Karimi Kobra, Melder Susanne, Bondestam Viveka, Ulfsparre Charlotte, Sternbrink Klara and Jernelöv Susanna. 20200821. An open-ended primary-care group intervention for insomnia based on a self-help book - A randomized controlled trial and 4-year follow-up. : Journal of sleep research.

Harvard

Kaldo V., Bothelius K., Blom K., Lindhe M., Larsson M., Karimi K., Melder S., Bondestam V., Ulfsparre C., Sternbrink K. and Jernelöv S. (20200821). An open-ended primary-care group intervention for insomnia based on a self-help book - A randomized controlled trial and 4-year follow-up. : Journal of sleep research.

MLA

Kaldo Viktor, Bothelius Kristoffer, Blom Kerstin, Lindhe Maria, Larsson Matilda, Karimi Kobra, Melder Susanne, Bondestam Viveka, Ulfsparre Charlotte, Sternbrink Klara and Jernelöv Susanna. An open-ended primary-care group intervention for insomnia based on a self-help book - A randomized controlled trial and 4-year follow-up. : Journal of sleep research. 20200821.