Descripción: “...Conclusions: it is important to emphasize that there is a serious lack of knowledge nationwide regarding this problematic issue, which is why it is considered important to expand this study to different places of the region and the country in order toimprove the respiratory heath of the Colombian population.Keywords: school health, child health, respiratory function tests, respiratory sounds ...”

Descripción: “...Results: Today techniques using molecular markers, PCR (Polymerase Chain Reaction), are being used to complement the biochemical and microbiological tests commonly used in diagnoses. Understanding the genome of parasites allows researchers to design new more effective methods against strains resistant to current drugs and to enable early prevention. ...”