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.
Algina J, Olejnik S.Algina J, et al. Among authors: olejnik s.Eval Health Prof. 2003 Sep;26(3):288-314. doi: 10.1177/0163278703255248.Eval Health Prof. 2003.PMID: 12971201
Schwickardi M, Olejnik S, Salabas EL, Schmidt W, Schüth F.Schwickardi M, et al. Among authors: olejnik s.Chem Commun (Camb). 2006 Oct 14;(38):3987-9. doi: 10.1039/b608231a. Epub 2006 Aug 8.Chem Commun (Camb). 2006.PMID: 17003874