Covid-19 roundup: As­traZeneca hits vac­cine dis­tri­b­u­tion snag in Thai­land; Chi­na com­pletes ex­pert re­view of BioN­Tech's mR­NA vac­cine — re­port 

As­traZeneca has re­port­ed­ly run in­to more vac­cine dis­tri­b­u­tion prob­lems, this time in Thai­land.

The drug­mak­er has asked Thai­land for a five-month ex­ten­sion of its time­line to de­liv­er 61 mil­lion dos­es, ac­cord­ing to a Reuters re­port. That would put the new dead­line at May 2022. The news comes a day af­ter Thai­land an­nounced it’s con­sid­er­ing im­pos­ing lim­its on the ex­port of lo­cal­ly pro­duced dos­es of the vac­cine.

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