ENDOSCOPIC ENHANCEMENT OF THE HEALING OF HIGH-RISK COLON ANASTOMOSES BY LOW-POWER HELIUM-NEON LASER - AN EXPERIMENTAL-STUDY von ASENCIOARANA, F, GARCIAFONS, MOLINAANDREU, E, VIDALMARTINEZ, J, MARTINEZSORIANO, F

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The Investigation of Saturation in the Species Richness of Communities: Some Comments on Methodology von Cresswell, J. E., Vidal-Martinez, V. M., Crichton, Nicola J.

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Species of Ascocotyle Looss, 1899 (Digenea: Heterophyidae) of the Yucatan Peninsula, Mexico, and notes on their life-cycles von Scholz, Tomás, Vargas-Vázquez, Joaquín, Aguirre-Macedo, Leopoldina, Vidal-Martínez, Victor Manuel

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Helminth parasites of Epinephelus morio (Pisces: Serranidae) of the Yucatan Peninsula, southeastern Mexico von Moravec, F, Vidal-Martinez, V.M, Vargas-Vazquez, J, Vivas-Rodriguez, C, Gonzalez-Solis, D, Mendoza-Franco, E, Sima-Alvarez, R, Guemez-Ricalde, J. (National Polytechnic Inst., Merida (Mexico). Centre for Research and Advanced Studies)

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Ascocotyle (A.) nunezae n. sp. (Digenea: Heterophyidae) from Yucatan, Mexico von Scholz, Tomás, Vargas-Vázquez, Joaquín, Vidal-Martínez, Victor Manuel, Aguirre-Macedo, Leopoldina

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