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.
Revelli A, Modotti M, Piffaretti-Yanez A, Massobrio M, Balerna M.Revelli A, et al. Among authors: piffaretti yanez a.Hum Reprod. 1994 May;9(5):760-6. doi: 10.1093/oxfordjournals.humrep.a138592.Hum Reprod. 1994.PMID: 7929719Review.
Modotti M, Togni G, Medici G, Revelli A, Stamm J, Piffaretti-Yanez A, Massobrio M, Balerna M.Modotti M, et al. Among authors: piffaretti yanez a.Hum Reprod. 1994 Feb;9(2):303-9. doi: 10.1093/oxfordjournals.humrep.a138498.Hum Reprod. 1994.PMID: 8027287
Marchini M, Losa G, Falcone L, Piffaretti-Yanez A, Zeeb M, Balerna M.Marchini M, et al. Among authors: piffaretti yanez a.Andrologia. 1991 Mar-Apr;23(2):115-20. doi: 10.1111/j.1439-0272.1991.tb02513.x.Andrologia. 1991.PMID: 1952115
Marchini M, Amoretti M, Giunta AM, Piffaretti-Yanez A, Medici G, Balerna M.Marchini M, et al.Fertil Steril. 1990 Mar;53(3):541-5. doi: 10.1016/s0015-0282(16)53354-8.Fertil Steril. 1990.PMID: 2307250Free article.
Marchini M, Ruspa M, Baglioni A, Piffaretti-Yanez A, Campana A, Balerna M.Marchini M, et al.Andrologia. 1989 Sep-Oct;21(5):468-75.Andrologia. 1989.PMID: 2817448
Revelli A, La Sala GB, Gallicchio D, Modotti M, Piffaretti-Yanez A, Massobrio M, Balerna M.Revelli A, et al. Among authors: piffaretti yanez a.Fertil Steril. 1995 Jan;63(1):200-3. doi: 10.1016/s0015-0282(16)57321-x.Fertil Steril. 1995.PMID: 7805916Free article.Clinical Trial.