U.S. FDA clears Pfizer's COVID booster shot for young children
The U.S. Food and Drug Administration has authorized the use of a booster shot of Pfizer and BioNTech's COVID-19 vaccine for children aged 5 to 11.
National drug shortage triggers some heart testing delays in Alberta doctors say
A countrywide shortage of drug used for heart imaging is sparking testing delays for some Alberta cardiology patients.
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