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immunization is one of the most important things a parent can do to protect their childrens health
disease prevention is the key to public health it is always better to prevent a disease than to treat it
very young girl in the arms of her father eating a slice of whole wheat bread which is a much better choice
on this plate is a grouping of very healthy foods including a bright red tomato sliced steamed green beans
ham and cheese sandwich is made with attention to quantity and caloric intake
culex quinquefasciatus mosquito is proven to be a vector associated with transmission of the west nile virus
this is an example of contour check irrigation
influenza the flu is a contagious respiratory illness caused by influenza viruses
3d graphical representation of ultrastructure and is not specific to a seasonal avian or 2009 h1n1 virus
this woman is being vaccinated for smallpox during a 1968 african vaccination campaign
this photograph is showing a clinic outside the united states where cdc field clinicians treated
this individual is removing a bird from a net
this gasoline powered back hoe is beginning to excavate a non draining swale in an area
this black bag is used to hold and quiet captured birds to be tested during arbovirus studies
