Comments by "Mark Campbell" (@markcampbell7577) on "Biden's first physical in office explains his frequent throat clearing and stiff walk" video.

  1. The Polio vaccine is safer and more effective vaccine for coronavirus. The Salk vaccine is a whole deactivated viral vaccine and confers lifetime immunity to all variants of coronavirus. This is known from experience with coronavirus covid-19 Polio SARS MERS in the 1960s.
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  2. This dementia question is amusing. The entire population of the united states is suffering Alzheimer's and autism from aluminum in the food and water a spectrum of brain damage in the USA. Mad cow BSE in the animal protein anthrax brucellosis epidemic. Aluminum hydroxide corrosion control in all of the water alum in all the candy and baked goods and spices. Dementia question is amusing a common American condition is dementia. And delusional.
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