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Full Text Retrorectal Cystic Hamartoma As Benign Cause of CA 19-9 Elevation Garcia-Donas et al. J Clin Oncol.2007; 25: 4012-4014 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? Athens Users Sign in via Athens: Access is available using your Athens username and password. Contact your library if you do not have an Athens username and password. List of Athens registered sites, including contact details. 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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