Contraception
Volume 80, Issue 5 , Pages 430-435 , November 2009

Extended regimens of the vaginal contraceptive ring: cycle control

  • Cristina Aparecida Falbo Guazzelli

      Affiliations

    • Family Planning Clinic, Department of Obstetrics and Gynecology of Sao Paulo Federal University (UNIFESP), Bairro Jardim, São Paulo, CEP 09090-050, Brazil
    • Corresponding Author InformationCorresponding author. Tel.: +55 11 55722605; fax: +55 11 55722605.
  • ,
  • Fernando Augusto Barreiros

      Affiliations

    • Family Planning Clinic, Department of Obstetrics and Gynecology of Sao Paulo Federal University (UNIFESP), Bairro Jardim, São Paulo, CEP 09090-050, Brazil
    • Western Paulista University, Presidente Prudente, São Paulo, 19015041, Brazil
  • ,
  • Ricardo Barbosa

      Affiliations

    • Western Paulista University, Presidente Prudente, São Paulo, 19015041, Brazil
  • ,
  • Fábio Fernando de Araújo

      Affiliations

    • Family Planning Clinic, Department of Obstetrics and Gynecology of Sao Paulo Federal University (UNIFESP), Bairro Jardim, São Paulo, CEP 09090-050, Brazil
  • ,
  • Antonio Fernandes Moron

      Affiliations

    • Family Planning Clinic, Department of Obstetrics and Gynecology of Sao Paulo Federal University (UNIFESP), Bairro Jardim, São Paulo, CEP 09090-050, Brazil

Received 2 July 2008 ,Revised 8 May 2009 ,Accepted 9 May 2009.

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PII: S0010-7824(09)00160-7

doi: 10.1016/j.contraception.2009.05.004

Contraception
Volume 80, Issue 5 , Pages 430-435 , November 2009