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Carlos Ordoñez Pachón(ver más sobre el autor)
Woodrow Wilson
quizá por su incapacidad de comulgar con ruedas de molino
Esta ronda que nace en Portugal ofrece al viajero la oportunidad de desarrollarse y conquistar un camino indomable
de los problemas que aquejan hoy día a nuestros escolares y a nuestro sistema educativo mediante veinte estampas tan frecuentes como reales
The Threat of Pandemic Influenza Primera instancia Carlos Ordoñez Pachón(ver más sobreThe Threat of Pandemic Influenza Public health officials and organizations around the world remain on high alert because of increasing concerns about the prospect of an influenza pandemic, which many experts believe to be inevitable. Moreover, recent problems with the availability and strain specificity of vaccine for annual flu epidemics in some countries and the rise of pandemic strains of avian flu in disparate geographic regions have alarmed