Tuesday, March 9, 2021

Study: Pfizer vaccine works against Brazil coronavirus variant



from Yahoo News - Latest News & Headlines https://ift.tt/3l0ZmBG
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First dual chamber leadless pacemaker implanted in a child

Pediatric cardiologists have implanted a dual chamber leadless pacemaker in a child. from Top Health News -- ScienceDaily https://ift.tt/L...