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Journal of Clinical Gastroenterology|April 1, 1995
Endoscopic intrasphincteric injection of botulinum toxin for the treatment of achalasiaA Rollan, R Gonzalez, S Carvajal, et al.
Revista Argentina De Microbiologia|January 1, 1993
[Effect of the vegetative cover on the biological activity of the soil of Chaco Arido]A Abril, M Acosta, O Bachmeier, et al.
Pancreas|May 1, 1994
Apolipoprotein E polymorphism in patients with acute pancreatitisA Rollan, G Loyola, C Covarrubias, et al.
The American Journal of Gastroenterology|January 19, 2000
The long-term reinfection rate and the course of duodenal ulcer disease after eradication of Helicobacter pylori in a developing countryA Rollan, R Giancaspero, F Fuster, et al.
Anales De Medicina Interna (Madrid, Spain : 1984)|November 1, 1990
[Progressive external ophthalmoplegia]J García Castaño, A Rollan Landeras, F Pasquau Liaño, et al.
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