DOI: 10.1055/s-00030576

Revista Brasileira de Ginecologia e Obstetrícia / RBGO Gynecology and Obstetrics

References

Grimes DA, Lopez LM, O'Brien PA, Raymond EG.
Progestin-only pills for contraception.

Cochrane Database Syst Rev 2013; (11) CD007541
DOI: 10.1002/14651858.CD007541.pub3.

Download Bibliographical Data

Access:
Access: