Skip to main page content
U.S. flag

An official website of the United States government

Dot gov

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.

Access keys NCBI Homepage MyNCBI Homepage Main Content Main Navigation

Search Page

My NCBI Filters
Results by year

Table representation of search results timeline featuring number of search results per year.

Year Number of Results
1989 1
1990 1
1991 1
1994 1
1999 2
2000 4
2001 1
2002 2
2005 2
2012 1
2013 1
2023 0
Text availability
Article attribute
Article type
Publication date

Search Results

16 results
Results by year
Filters applied: . Clear all
Page 1
Unrecognised obstructive sleep apnoea is common in severe peripheral arterial disease.
Utriainen KT, Airaksinen JK, Polo O, Raitakari OT, Pietilä MJ, Scheinin H, Helenius HY, Leino KA, Kentala ES, Jalonen JR, Hakovirta H, Salo TM, Laitio TT. Utriainen KT, et al. Among authors: helenius hy. Eur Respir J. 2013 Mar;41(3):616-20. doi: 10.1183/09031936.00227611. Epub 2012 Jun 14. Eur Respir J. 2013. PMID: 22700841 Free article.
Ambulatory blood pressure and left ventricular mass in older age.
Wendelin-Saarenhovi M, Isoaho RE, Hartiala JJ, Helenius HY, Kivelä SL, Löppönen MK, Puolijoki H, Hietanen EK. Wendelin-Saarenhovi M, et al. Among authors: helenius hy. Scand J Clin Lab Invest. 2002;62(8):569-77. doi: 10.1080/003655102764654303. Scand J Clin Lab Invest. 2002. PMID: 12564615
Hearing of dentists in the long run: a 15-year follow-up study.
Lehto TU, Laurikainen ET, Aitasalo KJ, Pietilä TJ, Helenius HY, Johansson R. Lehto TU, et al. Among authors: helenius hy. Community Dent Oral Epidemiol. 1989 Aug;17(4):207-11. doi: 10.1111/j.1600-0528.1989.tb00613.x. Community Dent Oral Epidemiol. 1989. PMID: 2758794
16 results