Why vaccine wastage inevitable? - ?????? ??????? ??????? ??? ?????? ?????????? - a podcast by SBS

COVID-19 vaccine may be one of the world's most precious resources right now, but that doesn't mean it isn't wasted. Explains R.Sathyanathan. Produced by RaySel.

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?????? ?????????????? ???????????(vials ) 20 ???????? 30 ??????????????? ?????????? ??????? ???? ?????????????? ?????????? ????????????. 

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