Smith-Sivertsen m.fl, Tone. “Reducing Indoor Air Pollution With a Randomised Intervention Design - a Presentation of the Stove Intervention Study in the Guatemalan Highlands”. Norsk Epidemiologi 14, no. 2 (October 13, 2009). Accessed May 4, 2024. https://www.ntnu.no/ojs/index.php/norepid/article/view/236.