An official website of the United States government
The .gov means it’s official.
Federal government websites often end in .gov or .mil. Before
sharing sensitive information, make sure you’re on a federal
government site.
The site is secure.
The https:// ensures that you are connecting to the
official website and that any information you provide is encrypted
and transmitted securely.
Sarkio K, Korhonen T, Hakkarainen K.Sarkio K, et al. Among authors: hakkarainen k.Learn Environ Res. 2023;26(2):469-489. doi: 10.1007/s10984-022-09442-w. Epub 2022 Nov 24.Learn Environ Res. 2023.PMID: 36467115Free PMC article.
Rissanen O, Pitkänen P, Juvonen A, Kuhn G, Hakkarainen K.Rissanen O, et al. Among authors: hakkarainen k.Front Psychol. 2014 Dec 23;5:1484. doi: 10.3389/fpsyg.2014.01484. eCollection 2014.Front Psychol. 2014.PMID: 25566156Free PMC article.
Männistö VT, Hakkarainen K, Jula A, Lundqvist A, Vihervaara T, Erlund I, Åberg F.Männistö VT, et al. Among authors: hakkarainen k.Scand J Gastroenterol. 2024 May;59(5):592-599. doi: 10.1080/00365521.2024.2314707. Epub 2024 Feb 8.Scand J Gastroenterol. 2024.PMID: 38329447