Breastfeeding and breast cancer: a case-control study in Southern Brazil

To investigate the relationship between breastfeeding and breast cancer in Southern Brazil, a case-control design was employed, with two age-matched control groups. A total of 250 cases of breast cancer were identified in women from 20 to 60 years of age, with 1,020 hospital and community controls....

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Bibliographic Details
Main Authors: Sérgio Tessaro, Jorge U. Béria, Elaine Tomasi, Cesar G. Victora
Format: Article
Language:English
Published: Escola Nacional de Saúde Pública, Fundação Oswaldo Cruz
Series:Cadernos de Saúde Pública
Subjects:
Online Access:http://www.scielosp.org/scielo.php?script=sci_arttext&pid=S0102-311X2003000600004&lng=en&tlng=en