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.
O'Rourke MB, Raymond BB, Padula MP.O'Rourke MB, et al. Among authors: padula mp.J Am Soc Mass Spectrom. 2017 May;28(5):895-900. doi: 10.1007/s13361-017-1632-0. Epub 2017 Mar 13.J Am Soc Mass Spectrom. 2017.PMID: 28290124