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.
Ludolph AC, Seelig M, Ludolph AG, Sabri MI, Spencer PS.Ludolph AC, et al. Among authors: spencer ps.Ann N Y Acad Sci. 1992 May 11;648:300-2. doi: 10.1111/j.1749-6632.1992.tb24562.x.Ann N Y Acad Sci. 1992.PMID: 1637059No abstract available.
Spencer PS, Ludolph AC, Kisby GE.Spencer PS, et al.Ann N Y Acad Sci. 1992 May 11;648:154-60. doi: 10.1111/j.1749-6632.1992.tb24533.x.Ann N Y Acad Sci. 1992.PMID: 1322079Review.
Riepe M, Hori N, Ludolph AC, Carpenter DO, Spencer PS, Allen CN.Riepe M, et al. Among authors: spencer ps.Brain Res. 1992 Jul 17;586(1):61-6. doi: 10.1016/0006-8993(92)91371-k.Brain Res. 1992.PMID: 1355004