Is tyere any science behind the claim that vaccines cause autisn?

Which of the following is not a symptom of chronic fatigue syndrome a) pain in joints with swelling b) low-grade fever c) unexplainable muscle weakness or pain d) forgetfulness, irritability, and confusion

How could natural selection best be used to explain the evolution of the white fur of arctic fox

Explain how electronic health records reduce medical errors, increase the quality of care provided to patients, and bring down health care costs