It has come to our attention that the embargo for these two JAMA articles (which was set for tomorrow, February 17 at 3 p.m. central time) was broken with a story published yesterday. Because this information has now been made public, we are immediately lifting the embargo on these two reports, so that other media outlets also can release the story now (and do not have to wait until the scheduled time of lifting the embargo). The rest of the February 18 issue remains embargoed until 3 p.m. central time, Tuesday, February 17.
The JAMA editors thank all of the journalists who abide by the JAMA/Archives embargoes each week. Please call or email the JAMA/Archives media relations department at 312-464-JAMA or mediarelations@jama-archives.org, if you have questions.
CHICAGO Women who used increased amounts of antibiotics appear to have a greater risk of breast cancer, according to a new study in the February 18 issue of The Journal of the American Medical Association (JAMA). However, the researchers point out that more studies are needed to determine if the association between breast cancer and antibiotics is causal or if there are other underlying factors to be considered.
"Breast cancer is the most frequently diagnosed nonskin malignancy and the second leading cause of cancer mortality in U.S. women," according to background information from the authors. "It is also the most common cancer in women worldwide, with more than 1 million cases diagnosed each year. Antibiotics are used extensively and overused in many countries, though efforts are underway to curb ove
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Contact: Joan DeClaire
206-287-2653
JAMA and Archives Journals
16-Feb-2004