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Springer Publishing Company ‎(2007)‎

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By Portilla F.   Zbar A.   Rada R.   Vega J.   Cisneros N.   Maldonado V.   Utrera A.   Espinosa E.   in Techniques in Coloproctology

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Springer Publishing Company ‎(2006)‎

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By de la Portilla F.   Lóópez-Alonso M.   Borrero J. J.   Dííaz-Pavóón J.   Gollonet J. L.   Palacios C.   Váázquez-Monchul J.   Sáánchez-Gil J. M.   in Journal of Investigative Surgery

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Informa Healthcare‎(2011)‎

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