People are more susceptible to respiratory viruses, including whooping cough, during the fall and winter, state health ...
The sinus of the heart is a structure in the right atrium where blood flows into the heart from the venae cavae.
There are few more divisive issues in medicine today than the topic of vaccines. Until COVID, most Americans were glad to have their children vaccinated against measles, mumps, rubella, polio, HepB, ...
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