Now showing items 31-33 of 33
Exposure to N-nitrosamines and other risk factors for gastric cancer in Costa Rican children
The hypothesis that endogenous chemical nitrosation in the normal stomach in early life could play a crucial role in inducing chronic atrophic gastritis/intestinal metaplasia in later life was tested by applying the ...
Aspectos ecológicos del cáncer gástrico en Costa Rica
(Revista de Biología Tropical 31(1) p.11-18, 1983-07-18)
An analysis of 1315 cases of gastric cancer from the records of the Ministry of Public Health, San Jose, Costa Rica between 1977 and 1980 showed important geographical differences in the incidence, and especially in ...
Identificación histológica de Helicobacter pylori por los métodos de tinción de Warthin-Starry y Gimenez en biopsias gástricas
Forty-nine patients (20 men and 29 women) were investigated for Helicobacter pylori tinfection. All patients had dyspeptic problems and underwent gastroscopy at the Max Per- Alta Hospital, Cartago. They were examibed by ...