COVID-19 Rebollar Crossword

What is an outbreak of a disease that occurs over a wide geographic aread and affects a high population?
What is an infective agent that is able to multiply only wihtin living cells of a host?
A disorder of structure or function in a human, animal, or plant, especially one that prodcues specific signs or symptoms.
An injection of a killed microbe in order to simulate the immune system against the microbe, thereby preventing disease?
What relieves of the symptoms of a disease or condition?
What is a sign of the existence of something?
What is a widespread occurance of an infectious diseasein a communityh at a particular time?
What is likely to be transmitted to people, organisms, etc., through the environment?
The branch of medicine that deals with incidence, distribution, and possible control of diseases and other factors relating to health?
What is the action of keeping something harmful under control or within limits?