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<![CDATA[Biblioteca Univ. Surcolombiana Search for 'an,phr: 83277&limit=au:Billiar, Timothy R.&limit=au:Pollock, Raphael E.&limit=su-to:Medicina']]> https://biblioteca.usco.edu.co//cgi-bin/koha/opac-search.pl?idx=an%2Cphr&q=83277%26limit%3Dau%3ABilliar%2C%20Timothy%20R.%26limit%3Dau%3APollock%2C%20Raphael%20E.%26limit%3Dsu-to%3AMedicina&format=rss2 0 20