What does the hummingbird mean to the Mayans? How do you say hummingbird in the Mayan language? Here we tell you.
News by Rocío López Fonseca
Oral diseases, despite being mostly preventable, represent a significant burden on the health sector of many countries and affect the population throughout their lives, causing pain, discomfort, deformities and even death.
The COVID-19 pandemic caused setbacks in disease surveillance and vaccination activities, the WHO calls for recovering the schemes.
The WHO has recommended that all adults and children over 6 months old can be vaccinated with the Pfizer antigen.