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.
Ballif M, Ledergerber B, Battegay M, Cavassini M, Bernasconi E, Schmid P, Hirschel B, Furrer H, Rickenbach M, Opravil M, Weber R; Swiss HIV Cohort Study.Ballif M, et al. Among authors: ledergerber b.PLoS One. 2009 Dec 14;4(12):e8275. doi: 10.1371/journal.pone.0008275.PLoS One. 2009.PMID: 20011544Free PMC article.
von Overbeck J, Egger M, Smith GD, Schoep M, Ledergerber B, Furrer H, Malinverni R.von Overbeck J, et al. Among authors: ledergerber b.AIDS. 1994 Sep;8(9):1307-13. doi: 10.1097/00002030-199409000-00014.AIDS. 1994.PMID: 7802985
Schmid M, Twisselmann W, Jacquat BJ, Ledergerber B, Battegay M, Egger M.Schmid M, et al. Among authors: ledergerber b.Schweiz Med Wochenschr. 1996 Dec 28;126(51-52):2234-6.Schweiz Med Wochenschr. 1996.PMID: 9011933German.
Opravil M, Rickenbach M, Ledergerber B.Opravil M, et al. Among authors: ledergerber b.Ther Umsch. 1998 May;55(5):329-34.Ther Umsch. 1998.PMID: 9643131German.