Tinglong Dai, Johns Hopkins University School of Nursing
Websites that crash. Appointments that fill up within seconds. Scheduling your COVID-19 vaccine shouldn’t be this hard. A few states have found a better way.
Russian Sputnik V vaccines arriving at Silvio Pettiross airport in Ciudad Luque, Paraguay, February 2021.
EPA-EFE/Nathalia Aguilar
In 1959, three armed men broke into the University of Montréal and stole the whole supply of polio vaccine — 75,000 vials valued at $50,000. What have we learned from this event?
Efforts are underway to curb the outbreak.
CELLOU BINANI/AFP via Getty Images
The pandemic will not end for anyone, anywhere until it is controlled in every country. Tanzania’s approach will make it that much harder for normality to return.
African countries are relying on approved vaccines to stem a rise in cases.
Lisa Ferdinando/Wikimedia Commons
Ghana’s mid-year target of procuring and administering 17.6 million COVID-19 vaccine doses may be constrained by global supply, cold chain capacity, and vaccine hesitancy.
The success of Brazil’s vaccine program will have a ripple effect on countries to which it exports commodities such as steel.
Michael Dantas/AFP via Getty Images
The world’s most advanced economies will incur half the total costs associated with a failure to vaccinate poorer nations, which could exceed $4 trillion if only half their citizens are inoculated.
We already track potential vaccine side-effects in Australia. So we’ll be using, and building on, years of experience in monitoring any long-term effects of COVID-19 vaccines.
Tamara Dus, director of University Health Network Safety Services, administers a Pfizer-BioNTech COVID-19 vaccine in Toronto.
THE CANADIAN PRESS/Frank Gunn
The arrival of COVID-19 vaccines has raised hope for an end to the pandemic. Hopefully that’s true, but there are variables. Here are some factors that could affect the success of the vaccine rollout.
A health-care worker prepares a dose of the Pfizer-BioNTech COVID-19 vaccine at a UHN COVID-19 vaccine clinic in Toronto on Thursday, January 7, 2021.
THE CANADIAN PRESS/Nathan Denette
Behind Canada’s current COVID-19 vaccine shortage is a decades-long tale of unheeded warnings, missed opportunities and dismantled resources that was never going to end well.
Yes, this news is disappointing - but it’s also no great surprise given how quickly this virus mutates. And it doesn’t yet mean Australia should bin its plan to use the AstraZeneca vaccine.
Researchers are already working to improve the current crop of mRNA vaccines. Hopefully this will help them become more practical and affordable for the entire world, not just first-world countries.
The logistical enterprise of vaccinating the Australian populace may be Morrison’s greatest test to date.
A health system in Virginia stopped using the federal website after only a few days, complaining that it was slow and crashed.
Michael S. Williamson/The Washington Post via Getty Images
Tinglong Dai, Johns Hopkins University School of Nursing
The website has triggered random appointment cancellations and unreliable sign-ups. Only one contractor was deemed qualified to build it – and it wasn’t a major tech company. We’ve seen this before.
Dean Faculty of Health Sciences and Professor of Vaccinology at University of the Witwatersrand; and Director of the SAMRC Vaccines and Infectious Diseases Analytics Research Unit, University of the Witwatersrand