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.
Eberle D, Hummel RP, Kuhn R.Eberle D, et al. Among authors: hummel rp.J Chromatogr A. 1997 Jan 24;759(1-2):185-92. doi: 10.1016/s0021-9673(96)00769-8.J Chromatogr A. 1997.PMID: 9050224
Albertson S, Hummel RP 3rd, Breeden M, Greenhalgh DG.Albertson S, et al. Among authors: hummel rp 3rd.Surgery. 1993 Aug;114(2):368-72; discussion 372-3.Surgery. 1993.PMID: 8342137