Results 31 to 40 of about 919 (105)

Coste-efectividad de la vacunación contra la varicela en adolescentes en España Cost-effectiveness of varicella vaccination in Spanish adolescents

open access: yesGaceta Sanitaria, 2004
Introducción: La varicela es una enfermedad muy contagiosa. En España, en 1996, el 91% de la población de 13 años la había padecido. Las complicaciones son más frecuentes en adultos.
Isabel Peña-Rey   +3 more
doaj  

[Opportunity cost approximation of underage caregivers in Mexico]. [PDF]

open access: yesSalud Publica Mex, 2021
Gutiérrez-Robledo LM   +4 more
europepmc   +1 more source

Análisis teórico y empírico del factor de descuento subjetivo

open access: yes, 2018
Consumer behavior has been studied from an economic perspective over time. To describe this behavior it is necessary to explain why a consumer decides to save its money or waste it, which is analyzed in this study. Throughout this study we share the idea that the present has more value tan the future because the money that people have today its worth ...
openaire   +1 more source

Analysis of the Effects of Lockdown on Staff and Students at Universities in Spain and Colombia Using Natural Language Processing Techniques. [PDF]

open access: yesInt J Environ Res Public Health, 2022
Jojoa M   +6 more
europepmc   +1 more source

Analysis of Perceptions and Emotional Repercussions in Twitter Users in Colombia During the COVID-19 Pandemic. [PDF]

open access: yesRev Colomb Psiquiatr (Engl Ed), 2021
Botero-Rodríguez F   +7 more
europepmc   +1 more source

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