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PDF Medroxyprogesterone acetate addition or substitution for tamoxifen in advanced tamoxifen-resistant... Byrne et al. J Clin Oncol.1997; 15: 3141-3148 To view this item, select one of the options below: Sign In User Name Sign in without cookies. Can't get past this page? Help with Cookies. Need to Activate? Password Remember my user name & password. Forgot your user name or password? Login via Athens or your institution Sign Up Subscribe to the Journal - Subscribe to the print and/or online journal. Order Online - Purchase your subscription online. [regain access to your recent online order] Renew Online - Renew your subscription online. [regain access to your recent online renewal] Purchase JCO Legacy Archive - [More Information] [regain access to your recent online Legacy Archive order]

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