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Pharmacology

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WASHINGTON (AP) — Johnson & Johnson’s single-dose vaccine offers strong protection against severe COVID-19, according to an analysis released Wednesday by U.S. regulators that sets the stage for a final decision on a new and easier-to-use shot to help tame the pandemic.

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JOHANNESBURG (AP) — South Africa is preparing to give its first COVID-19 vaccinations — shots of the Johnson & Johnson vaccine still being tested — to health care workers this week, the health minister said Tuesday.

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NEW YORK (AP) — About 1 in 3 Americans say they definitely or probably won’t get the COVID-19 vaccine, according to a new poll that some experts say is discouraging news if the U.S. hopes to achieve herd immunity and vanquish the outbreak.

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GENEVA (AP) — Independent experts advising the World Health Organization about immunization on Wednesday recommended the use of AstraZeneca’s vaccine even in countries that turned up worrying coronavirus variants in their populations.

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The U.S. has entered a tricky phase of the COVID-19 vaccination effort as providers try to ramp up the number of people getting first shots while also ensuring a growing number of others get second doses just when millions more Americans are becoming eligible to receive vaccines.

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